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<?xml-stylesheet type="text/xsl" media="screen" href="/~d/styles/atom10full.xsl"?><?xml-stylesheet type="text/css" media="screen" href="http://feeds.feedburner.com/~d/styles/itemcontent.css"?><feed xmlns="http://www.w3.org/2005/Atom" xmlns:openSearch="http://a9.com/-/spec/opensearch/1.1/" xmlns:georss="http://www.georss.org/georss" xmlns:gd="http://schemas.google.com/g/2005" xmlns:thr="http://purl.org/syndication/thread/1.0" xmlns:feedburner="http://rssnamespace.org/feedburner/ext/1.0" gd:etag="W/&quot;DE8GRXc8eip7ImA9WhRaFE0.&quot;"><id>tag:blogger.com,1999:blog-1915953272689604119</id><updated>2012-02-16T16:40:24.972+01:00</updated><category term="linux" /><category term="tpm" /><category term="fuzzing" /><category term="wiki" /><category term="javascript" /><category term="ipsec" /><category term="Patch" /><category term="english" /><category term="php" /><category term="web" /><category term="win" /><category term="gtk" /><category term="openssl" /><category term="ctf" /><category term="forensics" /><category term="pdf" /><category term="apache2" /><category term="Rootkits" /><category term="Shellcodes" /><category term="fr" /><category term="firefox" /><category term="ecryptfs" /><category term="iphone" /><category term="captcha" /><category term="ioctl" /><category term="dns" /><category term="sql" /><category term="Ruby" /><category term="droit" /><category term="ssl" /><category term="iptables" /><category term="pentest" /><category term="crypto" /><category term="snort" /><category term="footprinting" /><title>infond</title><subtitle type="html">sécurité informatique</subtitle><link rel="http://schemas.google.com/g/2005#feed" type="application/atom+xml" href="http://www.infond.fr/feeds/posts/default" /><link rel="alternate" type="text/html" href="http://www.infond.fr/" /><link rel="next" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default?start-index=26&amp;max-results=25&amp;redirect=false&amp;v=2" /><author><name>t0ka7a</name><uri>http://www.blogger.com/profile/08174105297955674077</uri><email>noreply@blogger.com</email><gd:image rel="http://schemas.google.com/g/2005#thumbnail" width="32" height="32" src="http://2.bp.blogspot.com/_Jna6k5HsSu4/TTFj6rskNGI/AAAAAAAAAIs/qmmExdfQ4VU/S220/logo500x500.png" /></author><generator version="7.00" uri="http://www.blogger.com">Blogger</generator><openSearch:totalResults>82</openSearch:totalResults><openSearch:startIndex>1</openSearch:startIndex><openSearch:itemsPerPage>25</openSearch:itemsPerPage><atom10:link xmlns:atom10="http://www.w3.org/2005/Atom" rel="self" type="application/atom+xml" href="http://feeds.feedburner.com/Infond" /><feedburner:info uri="infond" /><atom10:link xmlns:atom10="http://www.w3.org/2005/Atom" rel="hub" href="http://pubsubhubbub.appspot.com/" /><entry gd:etag="W/&quot;C0YBSX48cCp7ImA9WhdSF0g.&quot;"><id>tag:blogger.com,1999:blog-1915953272689604119.post-4357564467342034992</id><published>2011-07-12T00:06:00.004+02:00</published><updated>2011-07-27T09:19:18.078+02:00</updated><app:edited xmlns:app="http://www.w3.org/2007/app">2011-07-27T09:19:18.078+02:00</app:edited><title>openvpn et iphone</title><content type="html">&lt;div dir="ltr" style="text-align: left;" trbidi="on"&gt;&lt;br&gt;
&lt;div class="separator" style="clear: both; text-align: left;"&gt;&lt;span class="Apple-style-span" style="font-family: Arial; font-size: 15px; white-space: pre-wrap;"&gt;Cet article décrit l&amp;#39;utilisation d&amp;#39;openvpn avec un iphone.&lt;/span&gt;&lt;/div&gt;&lt;div class="separator" style="clear: both; text-align: left;"&gt;&lt;span class="Apple-style-span" style="font-family: Arial; font-size: 15px; white-space: pre-wrap;"&gt;&lt;/span&gt;&lt;/div&gt;&lt;/div&gt;&lt;a href="http://www.infond.fr/2011/07/openvpn-et-iphone.html#more"&gt;accéder à l'article&lt;/a&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/1915953272689604119-4357564467342034992?l=www.infond.fr' alt='' /&gt;&lt;/div&gt;
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Cet article décrit comment installer un serveur VPN sous ubuntu et comment configurer Ubuntu desktop pour se connecter à ce serveur.&lt;br&gt;
&lt;br&gt;
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&lt;div style="line-height: 1,5em; margin-bottom: 0,5em; margin-left: 0px; margin-right: 0px; margin-top: 0,4em;"&gt;&lt;br&gt;
&lt;div style="margin-bottom: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px;"&gt;&lt;/div&gt;&lt;div style="margin-bottom: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px;"&gt;&lt;/div&gt;&lt;div style="margin-bottom: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px;"&gt;Cet article décrit un ensemble de techniques pour sécuriser un wiki. Ces techniques ont été implémentées pour le Wiki Infond. Bien sûr, nous ne dévoilons ici qu&amp;#39;une partie des techniques de sécurisation que nous avons déployées.&lt;/div&gt;&lt;div style="margin-bottom: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px;"&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;a href="http://www.infond.fr/2011/01/securiser-un-wiki.html#more"&gt;accéder à l'article&lt;/a&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/1915953272689604119-1895939703096394960?l=www.infond.fr' alt='' /&gt;&lt;/div&gt;
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&lt;a href="http://feedads.g.doubleclick.net/~a/H0V1K57yuiovYXwgNOUT5AVQ4xE/1/da"&gt;&lt;img src="http://feedads.g.doubleclick.net/~a/H0V1K57yuiovYXwgNOUT5AVQ4xE/1/di" border="0" ismap="true"&gt;&lt;/img&gt;&lt;/a&gt;&lt;/p&gt;&lt;img src="http://feeds.feedburner.com/~r/Infond/~4/pRYHp4OT27w" height="1" width="1"/&gt;</content><link rel="replies" type="application/atom+xml" href="http://www.infond.fr/feeds/1895939703096394960/comments/default" title="Publier les commentaires" /><link rel="replies" type="text/html" href="http://www.infond.fr/2011/01/securiser-un-wiki.html#comment-form" title="0 commentaires" /><link rel="edit" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/1895939703096394960?v=2" /><link rel="self" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/1895939703096394960?v=2" /><link rel="alternate" type="text/html" href="http://feedproxy.google.com/~r/Infond/~3/pRYHp4OT27w/securiser-un-wiki.html" title="sécuriser un wiki" /><author><name>t0ka7a</name><uri>http://www.blogger.com/profile/08174105297955674077</uri><email>noreply@blogger.com</email><gd:image rel="http://schemas.google.com/g/2005#thumbnail" width="32" height="32" src="http://2.bp.blogspot.com/_Jna6k5HsSu4/TTFj6rskNGI/AAAAAAAAAIs/qmmExdfQ4VU/S220/logo500x500.png" /></author><thr:total>0</thr:total><feedburner:origLink>http://www.infond.fr/2011/01/securiser-un-wiki.html</feedburner:origLink></entry><entry gd:etag="W/&quot;DkACSHYzfyp7ImA9WhdSF0g.&quot;"><id>tag:blogger.com,1999:blog-1915953272689604119.post-7588871378893682047</id><published>2011-01-20T20:05:00.006+01:00</published><updated>2011-07-27T10:19:29.887+02:00</updated><app:edited xmlns:app="http://www.w3.org/2007/app">2011-07-27T10:19:29.887+02:00</app:edited><title>list of blogs</title><content type="html">&lt;div dir="ltr" style="text-align: left;" trbidi="on"&gt;The list of blogs which RSS I&amp;#39;m following (290 blogs) last updated 2011 july 27th.&lt;br&gt;
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the following linux command helps howto find a specific string in an unmounted &amp;nbsp;hard disk. This can be useful to find email addresses or interesting informations, even on supposed erased files*&lt;br /&gt;
&lt;br /&gt;
&lt;blockquote&gt;$ sudo hexdump -e '8/1 "%02X ""\t"" "' -e '8/1 "%c""\n"' /dev/sda1 | less&lt;br /&gt;
/mystring&lt;/blockquote&gt;&lt;br /&gt;
*french translation: la ligne de commande précédente est utile pour trouver une chaine de caractère sur un disque non monté. Elle peut être utile pour trouver par exemple des adresses email ou des informations utiles, y compris dans des fichiers supposés effacés.&lt;br /&gt;
&lt;div&gt;&lt;br /&gt;
&lt;/div&gt;&lt;/div&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/1915953272689604119-5396819879398244619?l=www.infond.fr' alt='' /&gt;&lt;/div&gt;
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&lt;a href="http://feedads.g.doubleclick.net/~a/tZ7vBnKpd8B9O9yeBIEvIPqtFG8/1/da"&gt;&lt;img src="http://feedads.g.doubleclick.net/~a/tZ7vBnKpd8B9O9yeBIEvIPqtFG8/1/di" border="0" ismap="true"&gt;&lt;/img&gt;&lt;/a&gt;&lt;/p&gt;&lt;img src="http://feeds.feedburner.com/~r/Infond/~4/325-tTzEwHE" height="1" width="1"/&gt;</content><link rel="replies" type="application/atom+xml" href="http://www.infond.fr/feeds/5396819879398244619/comments/default" title="Publier les commentaires" /><link rel="replies" type="text/html" href="http://www.infond.fr/2010/12/howto-find-specific-string-in-unmounted.html#comment-form" title="1 commentaires" /><link rel="edit" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/5396819879398244619?v=2" /><link rel="self" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/5396819879398244619?v=2" /><link rel="alternate" type="text/html" href="http://feedproxy.google.com/~r/Infond/~3/325-tTzEwHE/howto-find-specific-string-in-unmounted.html" title="howto find a specific string in an unmounted  hard disk" /><author><name>t0ka7a</name><uri>http://www.blogger.com/profile/08174105297955674077</uri><email>noreply@blogger.com</email><gd:image rel="http://schemas.google.com/g/2005#thumbnail" width="32" height="32" src="http://2.bp.blogspot.com/_Jna6k5HsSu4/TTFj6rskNGI/AAAAAAAAAIs/qmmExdfQ4VU/S220/logo500x500.png" /></author><thr:total>1</thr:total><feedburner:origLink>http://www.infond.fr/2010/12/howto-find-specific-string-in-unmounted.html</feedburner:origLink></entry><entry gd:etag="W/&quot;D0MHRHszcCp7ImA9WhdSF0g.&quot;"><id>tag:blogger.com,1999:blog-1915953272689604119.post-2199434191348513834</id><published>2010-11-28T14:46:00.009+01:00</published><updated>2011-07-27T10:30:35.588+02:00</updated><app:edited xmlns:app="http://www.w3.org/2007/app">2011-07-27T10:30:35.588+02:00</app:edited><category scheme="http://www.blogger.com/atom/ns#" term="wiki" /><category scheme="http://www.blogger.com/atom/ns#" term="english" /><title>Howto add a header banner to MediaWiki</title><content type="html">&lt;div dir="ltr" style="text-align: left;" trbidi="on"&gt;&lt;br&gt;
This article describes a solution to add a header banner in MediaWiki.&lt;br&gt;
&lt;br&gt;
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&lt;a href="http://feedads.g.doubleclick.net/~a/Bp7G9IAiSZG8Lhsa2Ss0SlMl7zc/1/da"&gt;&lt;img src="http://feedads.g.doubleclick.net/~a/Bp7G9IAiSZG8Lhsa2Ss0SlMl7zc/1/di" border="0" ismap="true"&gt;&lt;/img&gt;&lt;/a&gt;&lt;/p&gt;&lt;img src="http://feeds.feedburner.com/~r/Infond/~4/LxKeap53Kco" height="1" width="1"/&gt;</content><link rel="replies" type="application/atom+xml" href="http://www.infond.fr/feeds/2199434191348513834/comments/default" title="Publier les commentaires" /><link rel="replies" type="text/html" href="http://www.infond.fr/2010/11/howto-add-header-banner-to-mediawiki.html#comment-form" title="0 commentaires" /><link rel="edit" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/2199434191348513834?v=2" /><link rel="self" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/2199434191348513834?v=2" /><link rel="alternate" type="text/html" href="http://feedproxy.google.com/~r/Infond/~3/LxKeap53Kco/howto-add-header-banner-to-mediawiki.html" title="Howto add a header banner to MediaWiki" /><author><name>t0ka7a</name><uri>http://www.blogger.com/profile/08174105297955674077</uri><email>noreply@blogger.com</email><gd:image rel="http://schemas.google.com/g/2005#thumbnail" width="32" height="32" src="http://2.bp.blogspot.com/_Jna6k5HsSu4/TTFj6rskNGI/AAAAAAAAAIs/qmmExdfQ4VU/S220/logo500x500.png" /></author><thr:total>0</thr:total><feedburner:origLink>http://www.infond.fr/2010/11/howto-add-header-banner-to-mediawiki.html</feedburner:origLink></entry><entry gd:etag="W/&quot;CkUNSH8_eyp7ImA9WhdSF0o.&quot;"><id>tag:blogger.com,1999:blog-1915953272689604119.post-5655261766085642994</id><published>2010-10-22T22:44:00.007+02:00</published><updated>2011-07-27T14:38:19.143+02:00</updated><app:edited xmlns:app="http://www.w3.org/2007/app">2011-07-27T14:38:19.143+02:00</app:edited><category scheme="http://www.blogger.com/atom/ns#" term="linux" /><category scheme="http://www.blogger.com/atom/ns#" term="fr" /><category scheme="http://www.blogger.com/atom/ns#" term="iphone" /><title>utiliser son iphone comme modem USB 3G sous ubuntu</title><content type="html">&lt;div dir="ltr" style="text-align: left;" trbidi="on"&gt;&lt;br&gt;
Il est possible d&amp;#39;utiliser son iphone (testé avec l&amp;#39;iphone 4.1) comme modem 3G sous Ubuntu (testé avec la version 10.10). Deux méthodes sont présentées la première.&lt;br&gt;
&lt;/div&gt;&lt;a href="http://www.infond.fr/2010/10/utiliser-son-iphone-comme-modem-usb-3g.html#more"&gt;accéder à l'article&lt;/a&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/1915953272689604119-5655261766085642994?l=www.infond.fr' alt='' /&gt;&lt;/div&gt;
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&lt;a href="http://feedads.g.doubleclick.net/~a/tMzWVqrLOAJFNt6CZD4JydmkOCg/1/da"&gt;&lt;img src="http://feedads.g.doubleclick.net/~a/tMzWVqrLOAJFNt6CZD4JydmkOCg/1/di" border="0" ismap="true"&gt;&lt;/img&gt;&lt;/a&gt;&lt;/p&gt;&lt;img src="http://feeds.feedburner.com/~r/Infond/~4/_j7EsN2CobA" height="1" width="1"/&gt;</content><link rel="replies" type="application/atom+xml" href="http://www.infond.fr/feeds/5655261766085642994/comments/default" title="Publier les commentaires" /><link rel="replies" type="text/html" href="http://www.infond.fr/2010/10/utiliser-son-iphone-comme-modem-usb-3g.html#comment-form" title="1 commentaires" /><link rel="edit" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/5655261766085642994?v=2" /><link rel="self" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/5655261766085642994?v=2" /><link rel="alternate" type="text/html" href="http://feedproxy.google.com/~r/Infond/~3/_j7EsN2CobA/utiliser-son-iphone-comme-modem-usb-3g.html" title="utiliser son iphone comme modem USB 3G sous ubuntu" /><author><name>t0ka7a</name><uri>http://www.blogger.com/profile/08174105297955674077</uri><email>noreply@blogger.com</email><gd:image rel="http://schemas.google.com/g/2005#thumbnail" width="32" height="32" src="http://2.bp.blogspot.com/_Jna6k5HsSu4/TTFj6rskNGI/AAAAAAAAAIs/qmmExdfQ4VU/S220/logo500x500.png" /></author><thr:total>1</thr:total><feedburner:origLink>http://www.infond.fr/2010/10/utiliser-son-iphone-comme-modem-usb-3g.html</feedburner:origLink></entry><entry gd:etag="W/&quot;C0ENRn44eyp7ImA9WhdSF0o.&quot;"><id>tag:blogger.com,1999:blog-1915953272689604119.post-5671273381751894535</id><published>2010-10-16T11:57:00.005+02:00</published><updated>2011-07-27T15:01:37.033+02:00</updated><app:edited xmlns:app="http://www.w3.org/2007/app">2011-07-27T15:01:37.033+02:00</app:edited><title>progresser en sécurité informatique</title><content type="html">&lt;div dir="ltr" style="text-align: left;" trbidi="on"&gt;&lt;span class="Apple-style-span" style="font-family: inherit;"&gt;Que devient on quand on plonge dans la marmite de la sécurité informatique?&lt;/span&gt;&lt;br&gt;
&lt;/div&gt;&lt;a href="http://www.infond.fr/2010/10/que-devient-on-quand-on-plonge-dans-la.html#more"&gt;accéder à l'article&lt;/a&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/1915953272689604119-5671273381751894535?l=www.infond.fr' alt='' /&gt;&lt;/div&gt;
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&lt;a href="http://feedads.g.doubleclick.net/~a/ku7Ur2ykjC3kM3QTEjp73Flopq8/1/da"&gt;&lt;img src="http://feedads.g.doubleclick.net/~a/ku7Ur2ykjC3kM3QTEjp73Flopq8/1/di" border="0" ismap="true"&gt;&lt;/img&gt;&lt;/a&gt;&lt;/p&gt;&lt;img src="http://feeds.feedburner.com/~r/Infond/~4/LMhHG6tllbE" height="1" width="1"/&gt;</content><link rel="replies" type="application/atom+xml" href="http://www.infond.fr/feeds/5671273381751894535/comments/default" title="Publier les commentaires" /><link rel="replies" type="text/html" href="http://www.infond.fr/2010/10/que-devient-on-quand-on-plonge-dans-la.html#comment-form" title="7 commentaires" /><link rel="edit" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/5671273381751894535?v=2" /><link rel="self" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/5671273381751894535?v=2" /><link rel="alternate" type="text/html" href="http://feedproxy.google.com/~r/Infond/~3/LMhHG6tllbE/que-devient-on-quand-on-plonge-dans-la.html" title="progresser en sécurité informatique" /><author><name>t0ka7a</name><uri>http://www.blogger.com/profile/08174105297955674077</uri><email>noreply@blogger.com</email><gd:image rel="http://schemas.google.com/g/2005#thumbnail" width="32" height="32" src="http://2.bp.blogspot.com/_Jna6k5HsSu4/TTFj6rskNGI/AAAAAAAAAIs/qmmExdfQ4VU/S220/logo500x500.png" /></author><thr:total>7</thr:total><feedburner:origLink>http://www.infond.fr/2010/10/que-devient-on-quand-on-plonge-dans-la.html</feedburner:origLink></entry><entry gd:etag="W/&quot;D04ESH07fCp7ImA9WhdSF0g.&quot;"><id>tag:blogger.com,1999:blog-1915953272689604119.post-1597906421836635675</id><published>2010-10-15T22:47:00.003+02:00</published><updated>2011-07-27T10:38:29.304+02:00</updated><app:edited xmlns:app="http://www.w3.org/2007/app">2011-07-27T10:38:29.304+02:00</app:edited><category scheme="http://www.blogger.com/atom/ns#" term="crypto" /><category scheme="http://www.blogger.com/atom/ns#" term="linux" /><category scheme="http://www.blogger.com/atom/ns#" term="fr" /><title>quelques outils pour RSA</title><content type="html">&lt;div dir="ltr" style="text-align: left;" trbidi="on"&gt;Cet article, rédigé rapidement, rassemble quelques outils concernant les implémentations de RSA. Il est plutôt orienté Python. Avec tout ca, pas de souci pour réussir l&amp;#39;épreuve de Nico34 du site Zenk Security!&lt;br&gt;
&lt;br&gt;
&lt;/div&gt;&lt;a href="http://www.infond.fr/2010/10/quelques-outils-pour-rsa.html#more"&gt;accéder à l'article&lt;/a&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/1915953272689604119-1597906421836635675?l=www.infond.fr' alt='' /&gt;&lt;/div&gt;
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&lt;a href="http://feedads.g.doubleclick.net/~a/2Q5uZRzOM2-5UXQhws193PbjLkw/1/da"&gt;&lt;img src="http://feedads.g.doubleclick.net/~a/2Q5uZRzOM2-5UXQhws193PbjLkw/1/di" border="0" ismap="true"&gt;&lt;/img&gt;&lt;/a&gt;&lt;/p&gt;&lt;img src="http://feeds.feedburner.com/~r/Infond/~4/n5U4sX6O9eg" height="1" width="1"/&gt;</content><link rel="replies" type="application/atom+xml" href="http://www.infond.fr/feeds/1597906421836635675/comments/default" title="Publier les commentaires" /><link rel="replies" type="text/html" href="http://www.infond.fr/2010/10/quelques-outils-pour-rsa.html#comment-form" title="0 commentaires" /><link rel="edit" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/1597906421836635675?v=2" /><link rel="self" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/1597906421836635675?v=2" /><link rel="alternate" type="text/html" href="http://feedproxy.google.com/~r/Infond/~3/n5U4sX6O9eg/quelques-outils-pour-rsa.html" title="quelques outils pour RSA" /><author><name>t0ka7a</name><uri>http://www.blogger.com/profile/08174105297955674077</uri><email>noreply@blogger.com</email><gd:image rel="http://schemas.google.com/g/2005#thumbnail" width="32" height="32" src="http://2.bp.blogspot.com/_Jna6k5HsSu4/TTFj6rskNGI/AAAAAAAAAIs/qmmExdfQ4VU/S220/logo500x500.png" /></author><thr:total>0</thr:total><feedburner:origLink>http://www.infond.fr/2010/10/quelques-outils-pour-rsa.html</feedburner:origLink></entry><entry gd:etag="W/&quot;DUEAQH46fip7ImA9Wx5VE00.&quot;"><id>tag:blogger.com,1999:blog-1915953272689604119.post-4654948312154951937</id><published>2010-10-03T11:25:00.002+02:00</published><updated>2010-10-05T21:40:41.016+02:00</updated><app:edited xmlns:app="http://www.w3.org/2007/app">2010-10-05T21:40:41.016+02:00</app:edited><category scheme="http://www.blogger.com/atom/ns#" term="linux" /><category scheme="http://www.blogger.com/atom/ns#" term="english" /><title>Linux mount /home in a ramdisk - a paranoid configuration of gnome for Ubuntu</title><content type="html">This article is a quick howto which describes how to mount /home in a  ramdisk . The aim is to leave a minimum of traces on the hard disk. &lt;br&gt;
&lt;a href="http://www.infond.fr/2010/10/linux-mount-home-in-ramdisk-paranoid.html#more"&gt;accéder à l'article&lt;/a&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/1915953272689604119-4654948312154951937?l=www.infond.fr' alt='' /&gt;&lt;/div&gt;
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&lt;a href="http://feedads.g.doubleclick.net/~a/xA3EOq1Fq32f6lnvJMzl3NqtlDk/1/da"&gt;&lt;img src="http://feedads.g.doubleclick.net/~a/xA3EOq1Fq32f6lnvJMzl3NqtlDk/1/di" border="0" ismap="true"&gt;&lt;/img&gt;&lt;/a&gt;&lt;/p&gt;&lt;img src="http://feeds.feedburner.com/~r/Infond/~4/hxVrdQOYa5o" height="1" width="1"/&gt;</content><link rel="replies" type="application/atom+xml" href="http://www.infond.fr/feeds/4654948312154951937/comments/default" title="Publier les commentaires" /><link rel="replies" type="text/html" href="http://www.infond.fr/2010/10/linux-mount-home-in-ramdisk-paranoid.html#comment-form" title="3 commentaires" /><link rel="edit" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/4654948312154951937?v=2" /><link rel="self" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/4654948312154951937?v=2" /><link rel="alternate" type="text/html" href="http://feedproxy.google.com/~r/Infond/~3/hxVrdQOYa5o/linux-mount-home-in-ramdisk-paranoid.html" title="Linux mount /home in a ramdisk - a paranoid configuration of gnome for Ubuntu" /><author><name>t0ka7a</name><uri>http://www.blogger.com/profile/08174105297955674077</uri><email>noreply@blogger.com</email><gd:image rel="http://schemas.google.com/g/2005#thumbnail" width="32" height="32" src="http://2.bp.blogspot.com/_Jna6k5HsSu4/TTFj6rskNGI/AAAAAAAAAIs/qmmExdfQ4VU/S220/logo500x500.png" /></author><thr:total>3</thr:total><feedburner:origLink>http://www.infond.fr/2010/10/linux-mount-home-in-ramdisk-paranoid.html</feedburner:origLink></entry><entry gd:etag="W/&quot;CEcBRHs4cSp7ImA9Wx5QGEo.&quot;"><id>tag:blogger.com,1999:blog-1915953272689604119.post-3174721946441071859</id><published>2010-09-07T17:07:00.000+02:00</published><updated>2010-09-07T17:07:35.539+02:00</updated><app:edited xmlns:app="http://www.w3.org/2007/app">2010-09-07T17:07:35.539+02:00</app:edited><category scheme="http://www.blogger.com/atom/ns#" term="pentest" /><category scheme="http://www.blogger.com/atom/ns#" term="fr" /><category scheme="http://www.blogger.com/atom/ns#" term="web" /><category scheme="http://www.blogger.com/atom/ns#" term="droit" /><title>légalité du scan de port</title><content type="html">La  prise d’empreintes de ports informatiques, appelée aussi scan de port,  est une technique consistant à balayer automatiquement, à l’aide d’un  programme approprié, une série d’adresses IP spécifiques afin de  déterminer les ports ouverts ou fermés sur chaque ordinateur. Un  ordinateur pourrait être décrit comme un bâtiment dans lequel chaque  habitant (les programmes) peut ouvrir ou fermer des portes (les ports)  pour communiquer avec l’extérieur (le réseau, Internet). Scanner les  ports consiste donc à venir frapper à chacune de ces portes en espérant  obtenir une réponse du programme derrière.&lt;br&gt;
&lt;br&gt;
Le scan de port peut  être une action légitime : un administrateur peut vouloir scanner ses  machines pour repérer des logiciels indésirables sur son réseau  (anciennes versions, malwares). Cependant, le scan de port permet aussi à  une personne malintentionnée d’obtenir des informations sur les  applications en service dans un réseau afin d’identifier des failles ou  de contourner les mesures de sécurités (firewalls, détecteurs anti  intrusion). Il peut ainsi s’inscrire dans une démarche de préparation à  une attaque contre un système d’information et constituer une étape  préliminaire avant une intrusion.&lt;br&gt;
&lt;br&gt;
Pour autant, le scan de ports  est-t il contraire à la loi ?&lt;br&gt;
Cet article apporte des éléments de réponses à cette question.&lt;br&gt;
(article co-écrit avec Jean Dujardin) &lt;br&gt;
&lt;a href="http://www.infond.fr/2010/09/legalite-du-scan-de-port.html#more"&gt;accéder à l'article&lt;/a&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/1915953272689604119-3174721946441071859?l=www.infond.fr' alt='' /&gt;&lt;/div&gt;
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&lt;a href="http://feedads.g.doubleclick.net/~a/9Rl3sXZJ-oh2-R9MRnGYJxLZIcw/1/da"&gt;&lt;img src="http://feedads.g.doubleclick.net/~a/9Rl3sXZJ-oh2-R9MRnGYJxLZIcw/1/di" border="0" ismap="true"&gt;&lt;/img&gt;&lt;/a&gt;&lt;/p&gt;&lt;img src="http://feeds.feedburner.com/~r/Infond/~4/Ve4NIvEljzA" height="1" width="1"/&gt;</content><link rel="replies" type="application/atom+xml" href="http://www.infond.fr/feeds/3174721946441071859/comments/default" title="Publier les commentaires" /><link rel="replies" type="text/html" href="http://www.infond.fr/2010/09/legalite-du-scan-de-port.html#comment-form" title="2 commentaires" /><link rel="edit" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/3174721946441071859?v=2" /><link rel="self" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/3174721946441071859?v=2" /><link rel="alternate" type="text/html" href="http://feedproxy.google.com/~r/Infond/~3/Ve4NIvEljzA/legalite-du-scan-de-port.html" title="légalité du scan de port" /><author><name>t0ka7a</name><uri>http://www.blogger.com/profile/08174105297955674077</uri><email>noreply@blogger.com</email><gd:image rel="http://schemas.google.com/g/2005#thumbnail" width="32" height="32" src="http://2.bp.blogspot.com/_Jna6k5HsSu4/TTFj6rskNGI/AAAAAAAAAIs/qmmExdfQ4VU/S220/logo500x500.png" /></author><thr:total>2</thr:total><feedburner:origLink>http://www.infond.fr/2010/09/legalite-du-scan-de-port.html</feedburner:origLink></entry><entry gd:etag="W/&quot;CE4NQn47eip7ImA9Wx5QEE8.&quot;"><id>tag:blogger.com,1999:blog-1915953272689604119.post-5005422594296567894</id><published>2010-08-28T21:14:00.001+02:00</published><updated>2010-08-28T21:16:33.002+02:00</updated><app:edited xmlns:app="http://www.w3.org/2007/app">2010-08-28T21:16:33.002+02:00</app:edited><category scheme="http://www.blogger.com/atom/ns#" term="linux" /><category scheme="http://www.blogger.com/atom/ns#" term="fr" /><category scheme="http://www.blogger.com/atom/ns#" term="wiki" /><category scheme="http://www.blogger.com/atom/ns#" term="apache2" /><category scheme="http://www.blogger.com/atom/ns#" term="english" /><category scheme="http://www.blogger.com/atom/ns#" term="web" /><title>script to secure MediaWiki installation</title><content type="html">This article provides a script to secure a new installation of MediaWiki (tested on version 1.16).&lt;br&gt;
&lt;a href="http://www.infond.fr/2010/08/script-to-secure-mediawiki-installation.html#more"&gt;accéder à l'article&lt;/a&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/1915953272689604119-5005422594296567894?l=www.infond.fr' alt='' /&gt;&lt;/div&gt;
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&lt;a href="http://feedads.g.doubleclick.net/~a/ElVPjxFVwZcr14WppCvQyTYYCRQ/1/da"&gt;&lt;img src="http://feedads.g.doubleclick.net/~a/ElVPjxFVwZcr14WppCvQyTYYCRQ/1/di" border="0" ismap="true"&gt;&lt;/img&gt;&lt;/a&gt;&lt;/p&gt;&lt;img src="http://feeds.feedburner.com/~r/Infond/~4/KJgyY_8rhow" height="1" width="1"/&gt;</content><link rel="replies" type="application/atom+xml" href="http://www.infond.fr/feeds/5005422594296567894/comments/default" title="Publier les commentaires" /><link rel="replies" type="text/html" href="http://www.infond.fr/2010/08/script-to-secure-mediawiki-installation.html#comment-form" title="0 commentaires" /><link rel="edit" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/5005422594296567894?v=2" /><link rel="self" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/5005422594296567894?v=2" /><link rel="alternate" type="text/html" href="http://feedproxy.google.com/~r/Infond/~3/KJgyY_8rhow/script-to-secure-mediawiki-installation.html" title="script to secure MediaWiki installation" /><author><name>t0ka7a</name><uri>http://www.blogger.com/profile/08174105297955674077</uri><email>noreply@blogger.com</email><gd:image rel="http://schemas.google.com/g/2005#thumbnail" width="32" height="32" src="http://2.bp.blogspot.com/_Jna6k5HsSu4/TTFj6rskNGI/AAAAAAAAAIs/qmmExdfQ4VU/S220/logo500x500.png" /></author><thr:total>0</thr:total><feedburner:origLink>http://www.infond.fr/2010/08/script-to-secure-mediawiki-installation.html</feedburner:origLink></entry><entry gd:etag="W/&quot;CUQDR3kyeip7ImA9Wx5QEE8.&quot;"><id>tag:blogger.com,1999:blog-1915953272689604119.post-2633826053724664848</id><published>2010-08-28T20:59:00.002+02:00</published><updated>2010-08-28T21:22:56.792+02:00</updated><app:edited xmlns:app="http://www.w3.org/2007/app">2010-08-28T21:22:56.792+02:00</app:edited><category scheme="http://www.blogger.com/atom/ns#" term="pentest" /><category scheme="http://www.blogger.com/atom/ns#" term="linux" /><category scheme="http://www.blogger.com/atom/ns#" term="fr" /><category scheme="http://www.blogger.com/atom/ns#" term="english" /><title>Infondlinux update - installation post script for Ubuntu</title><content type="html">infondlinux is a post installation script for Ubuntu.&lt;br&gt;
The goal of this project is to provide a personnalizable script to the  community. Of course, infondlinux is security oriented. Enjoy!&lt;br&gt;
&lt;br&gt;
&lt;a href="https://code.google.com/p/infondlinux/%20"&gt;https://code.google.com/p/infondlinux/ &lt;/a&gt;&lt;br&gt;
&lt;br&gt;
updates: &lt;a href="http://code.google.com/p/infondlinux/source/diff?spec=svn16&amp;amp;r=16&amp;amp;format=side&amp;amp;path=/trunk/infondlinux.sh"&gt;http://code.google.com/p/infondlinux/source/diff?spec=svn16&amp;amp;r=16&amp;amp;format=side&amp;amp;path=/trunk/infondlinux.sh&lt;/a&gt; &lt;br&gt;
&lt;br&gt;
&lt;a href="http://www.infond.fr/2010/08/infondlinux-update-installation-post.html#more"&gt;accéder à l'article&lt;/a&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/1915953272689604119-2633826053724664848?l=www.infond.fr' alt='' /&gt;&lt;/div&gt;
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&lt;a href="http://feedads.g.doubleclick.net/~a/_SraytLcQiItCWAWc3EFKVOOrkk/1/da"&gt;&lt;img src="http://feedads.g.doubleclick.net/~a/_SraytLcQiItCWAWc3EFKVOOrkk/1/di" border="0" ismap="true"&gt;&lt;/img&gt;&lt;/a&gt;&lt;/p&gt;&lt;img src="http://feeds.feedburner.com/~r/Infond/~4/kkS1dl821Us" height="1" width="1"/&gt;</content><link rel="replies" type="application/atom+xml" href="http://www.infond.fr/feeds/2633826053724664848/comments/default" title="Publier les commentaires" /><link rel="replies" type="text/html" href="http://www.infond.fr/2010/08/infondlinux-update-installation-post.html#comment-form" title="0 commentaires" /><link rel="edit" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/2633826053724664848?v=2" /><link rel="self" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/2633826053724664848?v=2" /><link rel="alternate" type="text/html" href="http://feedproxy.google.com/~r/Infond/~3/kkS1dl821Us/infondlinux-update-installation-post.html" title="Infondlinux update - installation post script for Ubuntu" /><author><name>t0ka7a</name><uri>http://www.blogger.com/profile/08174105297955674077</uri><email>noreply@blogger.com</email><gd:image rel="http://schemas.google.com/g/2005#thumbnail" width="32" height="32" src="http://2.bp.blogspot.com/_Jna6k5HsSu4/TTFj6rskNGI/AAAAAAAAAIs/qmmExdfQ4VU/S220/logo500x500.png" /></author><thr:total>0</thr:total><feedburner:origLink>http://www.infond.fr/2010/08/infondlinux-update-installation-post.html</feedburner:origLink></entry><entry gd:etag="W/&quot;C0EGRHc6eip7ImA9Wx5QGUg.&quot;"><id>tag:blogger.com,1999:blog-1915953272689604119.post-7443847972133792813</id><published>2010-08-26T11:28:00.001+02:00</published><updated>2010-09-08T15:13:45.912+02:00</updated><app:edited xmlns:app="http://www.w3.org/2007/app">2010-09-08T15:13:45.912+02:00</app:edited><category scheme="http://www.blogger.com/atom/ns#" term="fr" /><category scheme="http://www.blogger.com/atom/ns#" term="Ruby" /><category scheme="http://www.blogger.com/atom/ns#" term="pdf" /><title>escape from PDF</title><content type="html">Cet article résume l&amp;#39;actualité sur la vulnérabilité&amp;quot; &lt;a href="http://blog.didierstevens.com/2010/03/29/escape-from-pdf/" id="b7l2" title="Escape from PDF"&gt;Escape from PDF&lt;/a&gt;&amp;quot; [&lt;a href="http://blog.didierstevens.com/2010/03/29/escape-from-pdf/" id="dqoi" title="1"&gt;1&lt;/a&gt;], publiée en juillet 2010 par M. &lt;a href="http://blog.didierstevens.com/" id="i9qs" title="Didier Stevens"&gt;Didier Stevens&lt;/a&gt;, concernant les fichiers PDF ouverts par Adobe Reader.&lt;br&gt;
Le format PDF n&amp;#39;est pas passif comme le format .TXT par exemple. Un document PDF peut donc contenir du code actif [&lt;a href="http://www.adobe.com/devnet/pdf/pdf_reference.html" id="r0bg" title="0"&gt;0&lt;/a&gt;]. L&amp;#39;une des actions possibles est /launch qui permet de lancer un exécutable avec les droits de l&amp;#39;utilisateur [&lt;a href="http://seclabs.org/fred/docs/sstic09/samples/actions/launch" id="xe0w" title="5"&gt;5&lt;/a&gt;]. Cette vulnérabilité a été en partie patchée en juin 2010 [&lt;a href="http://blog.didierstevens.com/2010/06/29/quickpost-no-escape-from-pdf/" id="b77b" title="6"&gt;6&lt;/a&gt;], puis un moyen de contourner le patch a été publié en juillet [&lt;a href="http://blog.bkis.com/en/adobe-fix-still-allows-escape-from-pdf/" id="uxjk" title="7"&gt;7&lt;/a&gt;]. Un nouveau patch a été émis en août par Adobe [&lt;a href="http://blog.bkis.com/en/2010/08/" id="ahv4" title="9"&gt;9&lt;/a&gt;]. Foxit 1.1 release n&amp;#39;est plus vulnérable non plus.&lt;br&gt;
&lt;a href="http://www.infond.fr/2010/08/escape-from-pdf.html#more"&gt;accéder à l'article&lt;/a&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/1915953272689604119-7443847972133792813?l=www.infond.fr' alt='' /&gt;&lt;/div&gt;
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&lt;a href="http://feedads.g.doubleclick.net/~a/5iynpGSrqBUUlt3lS5xK6DciVsw/1/da"&gt;&lt;img src="http://feedads.g.doubleclick.net/~a/5iynpGSrqBUUlt3lS5xK6DciVsw/1/di" border="0" ismap="true"&gt;&lt;/img&gt;&lt;/a&gt;&lt;/p&gt;&lt;img src="http://feeds.feedburner.com/~r/Infond/~4/3kR2Jj9lpsI" height="1" width="1"/&gt;</content><link rel="replies" type="application/atom+xml" href="http://www.infond.fr/feeds/7443847972133792813/comments/default" title="Publier les commentaires" /><link rel="replies" type="text/html" href="http://www.infond.fr/2010/08/escape-from-pdf.html#comment-form" title="2 commentaires" /><link rel="edit" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/7443847972133792813?v=2" /><link rel="self" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/7443847972133792813?v=2" /><link rel="alternate" type="text/html" href="http://feedproxy.google.com/~r/Infond/~3/3kR2Jj9lpsI/escape-from-pdf.html" title="escape from PDF" /><author><name>t0ka7a</name><uri>http://www.blogger.com/profile/08174105297955674077</uri><email>noreply@blogger.com</email><gd:image rel="http://schemas.google.com/g/2005#thumbnail" width="32" height="32" src="http://2.bp.blogspot.com/_Jna6k5HsSu4/TTFj6rskNGI/AAAAAAAAAIs/qmmExdfQ4VU/S220/logo500x500.png" /></author><thr:total>2</thr:total><feedburner:origLink>http://www.infond.fr/2010/08/escape-from-pdf.html</feedburner:origLink></entry><entry gd:etag="W/&quot;DEUFQXk-eSp7ImA9Wx5SE0k.&quot;"><id>tag:blogger.com,1999:blog-1915953272689604119.post-3929653246375021506</id><published>2010-08-09T11:29:00.002+02:00</published><updated>2010-08-09T11:30:10.751+02:00</updated><app:edited xmlns:app="http://www.w3.org/2007/app">2010-08-09T11:30:10.751+02:00</app:edited><category scheme="http://www.blogger.com/atom/ns#" term="ctf" /><category scheme="http://www.blogger.com/atom/ns#" term="linux" /><category scheme="http://www.blogger.com/atom/ns#" term="Shellcodes" /><category scheme="http://www.blogger.com/atom/ns#" term="english" /><title>lvl8 wargame NDH2010 - format strings exploitation tutorial</title><content type="html">&lt;div class="date-posts"&gt;&lt;div class="post-outer"&gt;&lt;div class="hentry post"&gt;&lt;div class="entry-content post-body"&gt;this  article is a resolution of the french &amp;quot;Nuit du hack 2010&amp;quot; wargame level  8 test. The vulnerability is a format string. Its resolution is a  direct application of the method aborded in the article &amp;quot;tutorial  exploitation format strings&amp;quot; available on &lt;a href="http://infond.blogspot.com/" id="qabj" title="infond"&gt;infond&lt;/a&gt;.&lt;br&gt;
&lt;br&gt;
french version available.&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;a href="http://www.infond.fr/2010/08/lvl8-wargame-ndh2010-format-strings.html#more"&gt;accéder à l'article&lt;/a&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/1915953272689604119-3929653246375021506?l=www.infond.fr' alt='' /&gt;&lt;/div&gt;
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&lt;a href="http://feedads.g.doubleclick.net/~a/zkyQ25cPmVHviwatrxig3k-P3lk/1/da"&gt;&lt;img src="http://feedads.g.doubleclick.net/~a/zkyQ25cPmVHviwatrxig3k-P3lk/1/di" border="0" ismap="true"&gt;&lt;/img&gt;&lt;/a&gt;&lt;/p&gt;&lt;img src="http://feeds.feedburner.com/~r/Infond/~4/uCofrXlrQ98" height="1" width="1"/&gt;</content><link rel="replies" type="application/atom+xml" href="http://www.infond.fr/feeds/3929653246375021506/comments/default" title="Publier les commentaires" /><link rel="replies" type="text/html" href="http://www.infond.fr/2010/08/lvl8-wargame-ndh2010-format-strings.html#comment-form" title="0 commentaires" /><link rel="edit" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/3929653246375021506?v=2" /><link rel="self" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/3929653246375021506?v=2" /><link rel="alternate" type="text/html" href="http://feedproxy.google.com/~r/Infond/~3/uCofrXlrQ98/lvl8-wargame-ndh2010-format-strings.html" title="lvl8 wargame NDH2010 - format strings exploitation tutorial" /><author><name>t0ka7a</name><uri>http://www.blogger.com/profile/08174105297955674077</uri><email>noreply@blogger.com</email><gd:image rel="http://schemas.google.com/g/2005#thumbnail" width="32" height="32" src="http://2.bp.blogspot.com/_Jna6k5HsSu4/TTFj6rskNGI/AAAAAAAAAIs/qmmExdfQ4VU/S220/logo500x500.png" /></author><thr:total>0</thr:total><feedburner:origLink>http://www.infond.fr/2010/08/lvl8-wargame-ndh2010-format-strings.html</feedburner:origLink></entry><entry gd:etag="W/&quot;DEUFQXk-eip7ImA9Wx5SE0k.&quot;"><id>tag:blogger.com,1999:blog-1915953272689604119.post-6269974175190629489</id><published>2010-08-09T11:28:00.002+02:00</published><updated>2010-08-09T11:30:10.752+02:00</updated><app:edited xmlns:app="http://www.w3.org/2007/app">2010-08-09T11:30:10.752+02:00</app:edited><category scheme="http://www.blogger.com/atom/ns#" term="ctf" /><category scheme="http://www.blogger.com/atom/ns#" term="linux" /><category scheme="http://www.blogger.com/atom/ns#" term="Shellcodes" /><category scheme="http://www.blogger.com/atom/ns#" term="english" /><title>lvl7 wargame NDH2010 - buffer overflow tutorial weak canary</title><content type="html">&lt;div class="date-posts"&gt;&lt;div class="post-outer"&gt;&lt;div class="hentry post"&gt;&lt;a href="" id="8621217303710026704" name="8621217303710026704"&gt;&lt;/a&gt;&lt;h3 class="entry-title post-title"&gt;&lt;a href="http://infond.blogspot.com/2010/07/level7-wargame-ndh2010-tutoriel.html"&gt;level7 wargame NDH2010 - tutoriel exploitation buffer overflow avec canary faible&lt;/a&gt;&lt;/h3&gt;&lt;div class="entry-content post-body"&gt; level 7 wargame NDH2010 -  tutorial buffer-overflow exploitation protected by a weak canary&lt;br&gt;
&lt;br&gt;
This  article describes the resolution of the french &amp;quot;Nuit du hack 2010&amp;quot;  wargame level 7 test. This is a buffer overflow. Here, a protection was  added with the introduction of a canary. This is a &amp;quot;random&amp;quot; integer  pushed on the stack before the return address of a function and  controled before the exit of this function. If the read integer is  different of the attended value, the program quit immediatly. &lt;br&gt;
The  interest of this article is in the exploitation by guessing the value of  this canary. Added to that, we&amp;#39;ll use two tips proposed by &lt;a href="http://binholic.blogspot.com/" id="gvwx" title="m_101_"&gt;m_101_&lt;/a&gt;: The use of the tool pattern provided by Metasploit, and the obtention of the return address by reading dmesg.&lt;br&gt;
&lt;a href="" id="more" name="more"&gt;&lt;/a&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;a href="http://www.infond.fr/2010/08/lvl7-wargame-ndh2010-buffer-overflow.html#more"&gt;accéder à l'article&lt;/a&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/1915953272689604119-6269974175190629489?l=www.infond.fr' alt='' /&gt;&lt;/div&gt;
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&lt;a href="http://feedads.g.doubleclick.net/~a/3dO-tfH8ttayUDIzgrCIUvMeyak/1/da"&gt;&lt;img src="http://feedads.g.doubleclick.net/~a/3dO-tfH8ttayUDIzgrCIUvMeyak/1/di" border="0" ismap="true"&gt;&lt;/img&gt;&lt;/a&gt;&lt;/p&gt;&lt;img src="http://feeds.feedburner.com/~r/Infond/~4/UL7ADueItrU" height="1" width="1"/&gt;</content><link rel="replies" type="application/atom+xml" href="http://www.infond.fr/feeds/6269974175190629489/comments/default" title="Publier les commentaires" /><link rel="replies" type="text/html" href="http://www.infond.fr/2010/08/lvl7-wargame-ndh2010-buffer-overflow.html#comment-form" title="0 commentaires" /><link rel="edit" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/6269974175190629489?v=2" /><link rel="self" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/6269974175190629489?v=2" /><link rel="alternate" type="text/html" href="http://feedproxy.google.com/~r/Infond/~3/UL7ADueItrU/lvl7-wargame-ndh2010-buffer-overflow.html" title="lvl7 wargame NDH2010 - buffer overflow tutorial weak canary" /><author><name>t0ka7a</name><uri>http://www.blogger.com/profile/08174105297955674077</uri><email>noreply@blogger.com</email><gd:image rel="http://schemas.google.com/g/2005#thumbnail" width="32" height="32" src="http://2.bp.blogspot.com/_Jna6k5HsSu4/TTFj6rskNGI/AAAAAAAAAIs/qmmExdfQ4VU/S220/logo500x500.png" /></author><thr:total>0</thr:total><feedburner:origLink>http://www.infond.fr/2010/08/lvl7-wargame-ndh2010-buffer-overflow.html</feedburner:origLink></entry><entry gd:etag="W/&quot;DEUFQXk-eyp7ImA9Wx5SE0k.&quot;"><id>tag:blogger.com,1999:blog-1915953272689604119.post-6553565507687684119</id><published>2010-08-09T11:27:00.002+02:00</published><updated>2010-08-09T11:30:10.753+02:00</updated><app:edited xmlns:app="http://www.w3.org/2007/app">2010-08-09T11:30:10.753+02:00</app:edited><category scheme="http://www.blogger.com/atom/ns#" term="ctf" /><category scheme="http://www.blogger.com/atom/ns#" term="linux" /><category scheme="http://www.blogger.com/atom/ns#" term="Shellcodes" /><category scheme="http://www.blogger.com/atom/ns#" term="english" /><title>lvl6 wargame NDH2010 - buffer overflow tutorial</title><content type="html">level6 wargame Nuit du Hack 2010 - buffer-overflow tutorial: only one byte available to control the return address&lt;br&gt;
&lt;br&gt;
This  article describes the resolution of the the french &amp;quot;Nuit du hack 2010&amp;quot;  wargame level6 test. This is a buffer-overflow. Here, the buffer size is  controled using the function strlen(). So, only one byte is available  to control the return address. But the exploitation remains possible. &lt;br&gt;
The interest of this article is in the understanding of the return address management on the stack.&lt;br&gt;
&lt;a href="http://www.infond.fr/2010/08/lvl6-wargame-ndh2010-buffer-overflow.html#more"&gt;accéder à l'article&lt;/a&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/1915953272689604119-6553565507687684119?l=www.infond.fr' alt='' /&gt;&lt;/div&gt;
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&lt;a href="http://feedads.g.doubleclick.net/~a/7NPO_LEND5dra4nBtkLzh0LrKD8/1/da"&gt;&lt;img src="http://feedads.g.doubleclick.net/~a/7NPO_LEND5dra4nBtkLzh0LrKD8/1/di" border="0" ismap="true"&gt;&lt;/img&gt;&lt;/a&gt;&lt;/p&gt;&lt;img src="http://feeds.feedburner.com/~r/Infond/~4/s46EKl-Alrk" height="1" width="1"/&gt;</content><link rel="replies" type="application/atom+xml" href="http://www.infond.fr/feeds/6553565507687684119/comments/default" title="Publier les commentaires" /><link rel="replies" type="text/html" href="http://www.infond.fr/2010/08/lvl6-wargame-ndh2010-buffer-overflow.html#comment-form" title="0 commentaires" /><link rel="edit" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/6553565507687684119?v=2" /><link rel="self" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/6553565507687684119?v=2" /><link rel="alternate" type="text/html" href="http://feedproxy.google.com/~r/Infond/~3/s46EKl-Alrk/lvl6-wargame-ndh2010-buffer-overflow.html" title="lvl6 wargame NDH2010 - buffer overflow tutorial" /><author><name>t0ka7a</name><uri>http://www.blogger.com/profile/08174105297955674077</uri><email>noreply@blogger.com</email><gd:image rel="http://schemas.google.com/g/2005#thumbnail" width="32" height="32" src="http://2.bp.blogspot.com/_Jna6k5HsSu4/TTFj6rskNGI/AAAAAAAAAIs/qmmExdfQ4VU/S220/logo500x500.png" /></author><thr:total>0</thr:total><feedburner:origLink>http://www.infond.fr/2010/08/lvl6-wargame-ndh2010-buffer-overflow.html</feedburner:origLink></entry><entry gd:etag="W/&quot;DEUFQXk-fCp7ImA9Wx5SE0k.&quot;"><id>tag:blogger.com,1999:blog-1915953272689604119.post-1716105673239950104</id><published>2010-08-09T11:26:00.000+02:00</published><updated>2010-08-09T11:30:10.754+02:00</updated><app:edited xmlns:app="http://www.w3.org/2007/app">2010-08-09T11:30:10.754+02:00</app:edited><category scheme="http://www.blogger.com/atom/ns#" term="ctf" /><category scheme="http://www.blogger.com/atom/ns#" term="linux" /><category scheme="http://www.blogger.com/atom/ns#" term="Shellcodes" /><category scheme="http://www.blogger.com/atom/ns#" term="english" /><title>lvl5 wargame NDH2010 - buffer overflow tutorial</title><content type="html">level 5 wargame NDH 2010 - tutorial exploitation buffer-overflow - injection in an environment variable&lt;br&gt;
&lt;br&gt;
This  article describes the resolution of the french &amp;quot;Nuit du hack 2010&amp;quot;  wargame test n°5. This is a variation of an exploitation of  buffer-overflow. New: we use the console version of Metasploit. We  present the injection of code through an environment variable of the  system.&lt;br&gt;
&lt;a href="http://www.infond.fr/2010/08/lvl5-wargame-ndh2010-buffer-overflow.html#more"&gt;accéder à l'article&lt;/a&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/1915953272689604119-1716105673239950104?l=www.infond.fr' alt='' /&gt;&lt;/div&gt;
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&lt;a href="http://feedads.g.doubleclick.net/~a/_tKW0O8TecyffejPmNENSX4t66Y/1/da"&gt;&lt;img src="http://feedads.g.doubleclick.net/~a/_tKW0O8TecyffejPmNENSX4t66Y/1/di" border="0" ismap="true"&gt;&lt;/img&gt;&lt;/a&gt;&lt;/p&gt;&lt;img src="http://feeds.feedburner.com/~r/Infond/~4/rPSVpUFKB_U" height="1" width="1"/&gt;</content><link rel="replies" type="application/atom+xml" href="http://www.infond.fr/feeds/1716105673239950104/comments/default" title="Publier les commentaires" /><link rel="replies" type="text/html" href="http://www.infond.fr/2010/08/lvl5-wargame-ndh2010-buffer-overflow.html#comment-form" title="0 commentaires" /><link rel="edit" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/1716105673239950104?v=2" /><link rel="self" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/1716105673239950104?v=2" /><link rel="alternate" type="text/html" href="http://feedproxy.google.com/~r/Infond/~3/rPSVpUFKB_U/lvl5-wargame-ndh2010-buffer-overflow.html" title="lvl5 wargame NDH2010 - buffer overflow tutorial" /><author><name>t0ka7a</name><uri>http://www.blogger.com/profile/08174105297955674077</uri><email>noreply@blogger.com</email><gd:image rel="http://schemas.google.com/g/2005#thumbnail" width="32" height="32" src="http://2.bp.blogspot.com/_Jna6k5HsSu4/TTFj6rskNGI/AAAAAAAAAIs/qmmExdfQ4VU/S220/logo500x500.png" /></author><thr:total>0</thr:total><feedburner:origLink>http://www.infond.fr/2010/08/lvl5-wargame-ndh2010-buffer-overflow.html</feedburner:origLink></entry><entry gd:etag="W/&quot;DEUFQXk-fip7ImA9Wx5SE0k.&quot;"><id>tag:blogger.com,1999:blog-1915953272689604119.post-3778007402817951483</id><published>2010-08-09T11:25:00.000+02:00</published><updated>2010-08-09T11:30:10.756+02:00</updated><app:edited xmlns:app="http://www.w3.org/2007/app">2010-08-09T11:30:10.756+02:00</app:edited><category scheme="http://www.blogger.com/atom/ns#" term="ctf" /><category scheme="http://www.blogger.com/atom/ns#" term="linux" /><category scheme="http://www.blogger.com/atom/ns#" term="Shellcodes" /><category scheme="http://www.blogger.com/atom/ns#" term="english" /><title>lvl4 wargame NDH2010 - buffer overflow (english version)</title><content type="html">level4 wargame NDH 2010 - tutorial exploitation of a buffer overflow&lt;br&gt;
&lt;br&gt;
This  article describes the resolution of the french &amp;quot;Nuit du Hack 2010&amp;quot;  wargame level3 test. This is a classic exploitation of a buffer  overflow.&lt;br&gt;
&lt;a href="http://www.infond.fr/2010/08/lvl4-wargame-ndh2010-buffer-overflow.html#more"&gt;accéder à l'article&lt;/a&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/1915953272689604119-3778007402817951483?l=www.infond.fr' alt='' /&gt;&lt;/div&gt;
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&lt;br&gt;
This  article describes the NDH2010 wargame level3 solution. The interest  stands in the search of a password generated by a substitution of the  user characters.&lt;br&gt;
&lt;a href="http://www.infond.fr/2010/08/lvl3-wargame-ndh2010-crypto-bruteforce.html#more"&gt;accéder à l'article&lt;/a&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/1915953272689604119-5917431826415926272?l=www.infond.fr' alt='' /&gt;&lt;/div&gt;
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&lt;a href="http://feedads.g.doubleclick.net/~a/cra7vq2FzFb7PaDhEXVmw0EE_oU/1/da"&gt;&lt;img src="http://feedads.g.doubleclick.net/~a/cra7vq2FzFb7PaDhEXVmw0EE_oU/1/di" border="0" ismap="true"&gt;&lt;/img&gt;&lt;/a&gt;&lt;/p&gt;&lt;img src="http://feeds.feedburner.com/~r/Infond/~4/UvchBuQP1JU" height="1" width="1"/&gt;</content><link rel="replies" type="application/atom+xml" href="http://www.infond.fr/feeds/5917431826415926272/comments/default" title="Publier les commentaires" /><link rel="replies" type="text/html" href="http://www.infond.fr/2010/08/lvl3-wargame-ndh2010-crypto-bruteforce.html#comment-form" title="0 commentaires" /><link rel="edit" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/5917431826415926272?v=2" /><link rel="self" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/5917431826415926272?v=2" /><link rel="alternate" type="text/html" href="http://feedproxy.google.com/~r/Infond/~3/UvchBuQP1JU/lvl3-wargame-ndh2010-crypto-bruteforce.html" title="lvl3 wargame NDH2010 - crypto bruteforce substitution of characters" /><author><name>t0ka7a</name><uri>http://www.blogger.com/profile/08174105297955674077</uri><email>noreply@blogger.com</email><gd:image rel="http://schemas.google.com/g/2005#thumbnail" width="32" height="32" src="http://2.bp.blogspot.com/_Jna6k5HsSu4/TTFj6rskNGI/AAAAAAAAAIs/qmmExdfQ4VU/S220/logo500x500.png" /></author><thr:total>0</thr:total><feedburner:origLink>http://www.infond.fr/2010/08/lvl3-wargame-ndh2010-crypto-bruteforce.html</feedburner:origLink></entry><entry gd:etag="W/&quot;DEUFQXk-cCp7ImA9Wx5SE0k.&quot;"><id>tag:blogger.com,1999:blog-1915953272689604119.post-5493773073970168214</id><published>2010-08-09T11:19:00.002+02:00</published><updated>2010-08-09T11:30:10.758+02:00</updated><app:edited xmlns:app="http://www.w3.org/2007/app">2010-08-09T11:30:10.758+02:00</app:edited><category scheme="http://www.blogger.com/atom/ns#" term="ctf" /><category scheme="http://www.blogger.com/atom/ns#" term="linux" /><category scheme="http://www.blogger.com/atom/ns#" term="Shellcodes" /><category scheme="http://www.blogger.com/atom/ns#" term="english" /><title>lvl2 wargame NDH2010 - system function exploitation (english version)</title><content type="html">level2 wargame NDH2010 - system() function exploitation tutorial&lt;br&gt;
&lt;br&gt;
This  article describes the exploitation of a bad implementation of the  system() function in a C program, through the resolution of the french  &amp;quot;Nuit du Hack 2010&amp;quot; wargame level2 test.&lt;br&gt;
&lt;a href="http://www.infond.fr/2010/08/lvl2-wargame-ndh2010-system-function.html#more"&gt;accéder à l'article&lt;/a&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/1915953272689604119-5493773073970168214?l=www.infond.fr' alt='' /&gt;&lt;/div&gt;
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&lt;a href="http://feedads.g.doubleclick.net/~a/BE_wXF9CMK3ztLYhd4g-0H_8Dw4/1/da"&gt;&lt;img src="http://feedads.g.doubleclick.net/~a/BE_wXF9CMK3ztLYhd4g-0H_8Dw4/1/di" border="0" ismap="true"&gt;&lt;/img&gt;&lt;/a&gt;&lt;/p&gt;&lt;img src="http://feeds.feedburner.com/~r/Infond/~4/TdO5SKgFpuA" height="1" width="1"/&gt;</content><link rel="replies" type="application/atom+xml" href="http://www.infond.fr/feeds/5493773073970168214/comments/default" title="Publier les commentaires" /><link rel="replies" type="text/html" href="http://www.infond.fr/2010/08/lvl2-wargame-ndh2010-system-function.html#comment-form" title="0 commentaires" /><link rel="edit" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/5493773073970168214?v=2" /><link rel="self" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/5493773073970168214?v=2" /><link rel="alternate" type="text/html" href="http://feedproxy.google.com/~r/Infond/~3/TdO5SKgFpuA/lvl2-wargame-ndh2010-system-function.html" title="lvl2 wargame NDH2010 - system function exploitation (english version)" /><author><name>t0ka7a</name><uri>http://www.blogger.com/profile/08174105297955674077</uri><email>noreply@blogger.com</email><gd:image rel="http://schemas.google.com/g/2005#thumbnail" width="32" height="32" src="http://2.bp.blogspot.com/_Jna6k5HsSu4/TTFj6rskNGI/AAAAAAAAAIs/qmmExdfQ4VU/S220/logo500x500.png" /></author><thr:total>0</thr:total><feedburner:origLink>http://www.infond.fr/2010/08/lvl2-wargame-ndh2010-system-function.html</feedburner:origLink></entry><entry gd:etag="W/&quot;DEUFQXk9eCp7ImA9Wx5SE0k.&quot;"><id>tag:blogger.com,1999:blog-1915953272689604119.post-544902621260561274</id><published>2010-08-09T11:18:00.000+02:00</published><updated>2010-08-09T11:30:10.760+02:00</updated><app:edited xmlns:app="http://www.w3.org/2007/app">2010-08-09T11:30:10.760+02:00</app:edited><category scheme="http://www.blogger.com/atom/ns#" term="ctf" /><category scheme="http://www.blogger.com/atom/ns#" term="linux" /><category scheme="http://www.blogger.com/atom/ns#" term="Shellcodes" /><category scheme="http://www.blogger.com/atom/ns#" term="english" /><title>lvl1 wargame NDH2010 - buffer overflow (english version)</title><content type="html">This article describes the resolution of the french &amp;quot;Nuit du hack 2010&amp;quot;  wargame level1 test. The interesting part of it is in the perl command  used to inject an hex address in a shell prompt.&lt;br&gt;
&lt;a href="" id="more" name="more"&gt;&lt;/a&gt;&lt;br&gt;
&lt;a href="http://www.infond.fr/2010/08/lvl1-wargame-ndh2010-buffer-overflow.html#more"&gt;accéder à l'article&lt;/a&gt;&lt;div class="blogger-post-footer"&gt;&lt;img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/1915953272689604119-544902621260561274?l=www.infond.fr' alt='' /&gt;&lt;/div&gt;
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&lt;a href="http://feedads.g.doubleclick.net/~a/5LMEyqTdrT32SuD67n6TtqaEXrE/1/da"&gt;&lt;img src="http://feedads.g.doubleclick.net/~a/5LMEyqTdrT32SuD67n6TtqaEXrE/1/di" border="0" ismap="true"&gt;&lt;/img&gt;&lt;/a&gt;&lt;/p&gt;&lt;img src="http://feeds.feedburner.com/~r/Infond/~4/uxNJ30AKphQ" height="1" width="1"/&gt;</content><link rel="replies" type="application/atom+xml" href="http://www.infond.fr/feeds/544902621260561274/comments/default" title="Publier les commentaires" /><link rel="replies" type="text/html" href="http://www.infond.fr/2010/08/lvl1-wargame-ndh2010-buffer-overflow.html#comment-form" title="0 commentaires" /><link rel="edit" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/544902621260561274?v=2" /><link rel="self" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/544902621260561274?v=2" /><link rel="alternate" type="text/html" href="http://feedproxy.google.com/~r/Infond/~3/uxNJ30AKphQ/lvl1-wargame-ndh2010-buffer-overflow.html" title="lvl1 wargame NDH2010 - buffer overflow (english version)" /><author><name>t0ka7a</name><uri>http://www.blogger.com/profile/08174105297955674077</uri><email>noreply@blogger.com</email><gd:image rel="http://schemas.google.com/g/2005#thumbnail" width="32" height="32" src="http://2.bp.blogspot.com/_Jna6k5HsSu4/TTFj6rskNGI/AAAAAAAAAIs/qmmExdfQ4VU/S220/logo500x500.png" /></author><thr:total>0</thr:total><feedburner:origLink>http://www.infond.fr/2010/08/lvl1-wargame-ndh2010-buffer-overflow.html</feedburner:origLink></entry><entry gd:etag="W/&quot;Dk8CSX0zeSp7ImA9Wx5TFU8.&quot;"><id>tag:blogger.com,1999:blog-1915953272689604119.post-2612242966946691538</id><published>2010-07-30T23:19:00.001+02:00</published><updated>2010-07-30T23:21:08.381+02:00</updated><app:edited xmlns:app="http://www.w3.org/2007/app">2010-07-30T23:21:08.381+02:00</app:edited><category scheme="http://www.blogger.com/atom/ns#" term="linux" /><category scheme="http://www.blogger.com/atom/ns#" term="win" /><category scheme="http://www.blogger.com/atom/ns#" term="Shellcodes" /><category scheme="http://www.blogger.com/atom/ns#" term="english" /><title>tutorial exploitation format string</title><content type="html">&lt;div class="date-posts"&gt;&lt;div class="post-outer"&gt;&lt;div class="hentry post"&gt;&lt;a href="http://www.blogger.com/post-edit.g?blogID=1915953272689604119&amp;amp;postID=2612242966946691538" id="8158524528161622044" name="8158524528161622044"&gt;&lt;/a&gt;&lt;br&gt;
&lt;div class="entry-content post-body"&gt;This  article is a detailed tutorial about exploitation of the format string  vulnerability. This vulnerability appears with a wrong implementation of  the function printf() in language C. &lt;br&gt;
&lt;br&gt;
This method can be tested on the french &amp;quot;Nuit du hack 2010&amp;quot; wargame level 8 test. A solution to this test will be proposed in a further article.&lt;br&gt;
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&lt;a href="http://feedads.g.doubleclick.net/~a/LGoIboMgowCdbSMOTb2p8r8xuOY/1/da"&gt;&lt;img src="http://feedads.g.doubleclick.net/~a/LGoIboMgowCdbSMOTb2p8r8xuOY/1/di" border="0" ismap="true"&gt;&lt;/img&gt;&lt;/a&gt;&lt;/p&gt;&lt;img src="http://feeds.feedburner.com/~r/Infond/~4/cbGzFWWKhTo" height="1" width="1"/&gt;</content><link rel="replies" type="application/atom+xml" href="http://www.infond.fr/feeds/2612242966946691538/comments/default" title="Publier les commentaires" /><link rel="replies" type="text/html" href="http://www.infond.fr/2010/07/tutorial-exploitation-format-string.html#comment-form" title="0 commentaires" /><link rel="edit" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/2612242966946691538?v=2" /><link rel="self" type="application/atom+xml" href="http://www.blogger.com/feeds/1915953272689604119/posts/default/2612242966946691538?v=2" /><link rel="alternate" type="text/html" href="http://feedproxy.google.com/~r/Infond/~3/cbGzFWWKhTo/tutorial-exploitation-format-string.html" title="tutorial exploitation format string" /><author><name>t0ka7a</name><uri>http://www.blogger.com/profile/08174105297955674077</uri><email>noreply@blogger.com</email><gd:image rel="http://schemas.google.com/g/2005#thumbnail" width="32" height="32" src="http://2.bp.blogspot.com/_Jna6k5HsSu4/TTFj6rskNGI/AAAAAAAAAIs/qmmExdfQ4VU/S220/logo500x500.png" /></author><thr:total>0</thr:total><feedburner:origLink>http://www.infond.fr/2010/07/tutorial-exploitation-format-string.html</feedburner:origLink></entry><entry gd:etag="W/&quot;CE8HRXkzcCp7ImA9Wx5TFU8.&quot;"><id>tag:blogger.com,1999:blog-1915953272689604119.post-4362402648731683715</id><published>2010-07-30T22:47:00.000+02:00</published><updated>2010-07-30T22:47:14.788+02:00</updated><app:edited xmlns:app="http://www.w3.org/2007/app">2010-07-30T22:47:14.788+02:00</app:edited><category scheme="http://www.blogger.com/atom/ns#" term="linux" /><category scheme="http://www.blogger.com/atom/ns#" term="fr" /><category scheme="http://www.blogger.com/atom/ns#" term="win" /><category scheme="http://www.blogger.com/atom/ns#" term="Shellcodes" /><title>tutoriel exploitation format strings</title><content type="html">Cet article est un tutoriel détaillé sur l&amp;#39;exploitation de la  vulnérabilité format string. Cette vulnérabilité est due à une mauvaise  utilisation de la fonction printf() en programmation C. &lt;br&gt;
&lt;br&gt;
Cette  méthode sera appliquée sur l&amp;#39;épreuve n°8 du wargame de la Nuit du hack  2010 qui est un exemple de format string. Cela fera l&amp;#39;objet d&amp;#39;un  prochain article.&lt;br&gt;
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