http://jaehun.org/ 이 사이트는 구글 애드센스의 광고 수익으로 운영되어집니다. ko Mon, 22 Jun 2009 01:27:33 +0900 Textcube 1.7.7 : Con moto http://feedproxy.google.com/~r/jparker/~3/Wu6JgHEie9U/117 <script type="text/javascript"><!-- google_ad_client = "pub-0931178362291552"; /* 468x60, 작성됨 09. 4. 8 */ google_ad_slot = "2290220811"; google_ad_width = 468; google_ad_height = 60; //--> </script> <script type="text/javascript" src="http://pagead2.googlesyndication.com/pagead/show_ads.js"> </script><table width="200" height="200" align="right" border="0" cellpadding="0" cellspacing="0" style="background-image:url(); background-repeat:no-repeat"> <tr> <td valign="top" style="padding-top:0px; padding-left:5px;"><script type="text/javascript"><!-- google_ad_client = "pub-0931178362291552"; /* 300x250, 작성됨 09. 3. 31 */ google_ad_slot = "0241593843"; google_ad_width = 300; google_ad_height = 250; //--> </script> <script type="text/javascript" src="http://pagead2.googlesyndication.com/pagead/show_ads.js"> </script> </td> </tr> </table>DarwinPorts 시스템이란 DarwinPorts 과는, FreeBSD 의 ports 과 같은 기능을 가짐과 동시에 장래의 확장성도 유지하게 만들어진, 소프트웨어의 빌드, 인스톨,및 패키지 작성을 위한 기반입니다. DarwinPorts 은 현재시점에서 MacOS X 10.2(Darwin 6.0)과 MacOS X 10.3(Darwin 7.0)위에서 작성되어, 이것들 위에서 동작합니다. 이 시스템은 TCL 과 한정된 TCL익스텐션을 이용한 C 에서...<fieldset style="margin:20px 0px 20px 0px;padding:5px;"><legend><span><strong>Creative Commons License</strong></span></legend><!--Creative Commons License--><div style="float: left; width: 88px; margin-top: 3px;"><a rel="license" href="http://creativecommons.org/licenses/by-nc-sa/2.0/kr/" target=_blank><img alt="Creative Commons License" style="border-width: 0" src="http://i.creativecommons.org/l/by-nc-sa/2.0/kr/88x31.png"/></a></div><div style="margin-left: 92px; margin-top: 3px; text-align: justify;">이 저작물은 <a rel="license" href="http://creativecommons.org/licenses/by-nc-sa/2.0/kr/" target=_blank>크리에이티브 커먼즈 코리아 저작자표시-비영리-동일조건변경허락 2.0 대한민국 라이센스</a>에 따라 이용하실 수 있습니다. <!-- Creative Commons License--> <!-- <rdf:RDF xmlns="http://web.resource.org/cc/" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"> <Work rdf:about=""> <license rdf:resource="http://creativecommons.org/licenses/by-nc-sa/2.0/kr/" /> </Work> <License rdf:about="http://creativecommons.org/licenses/by-nc-sa/"> <permits rdf:resource="http://web.resource.org/cc/Reproduction"/> <permits rdf:resource="http://web.resource.org/cc/Distribution"/> <requires rdf:resource="http://web.resource.org/cc/Notice"/> <requires rdf:resource="http://web.resource.org/cc/Attribution"/> <permits rdf:resource="http://web.resource.org/cc/DerivativeWorks"/> <requires rdf:resource="http://web.resource.org/cc/ShareAlike"/><prohibits rdf:resource="http://web.resource.org/cc/CommercialUse"/></License></rdf:RDF> --></div></fieldset><script type="text/javascript"><!-- google_ad_client = "pub-0931178362291552"; /* 468x60, 작성됨 09. 4. 8 */ google_ad_slot = "6469242968"; google_ad_width = 468; google_ad_height = 60; //--> </script> <script type="text/javascript" src="http://pagead2.googlesyndication.com/pagead/show_ads.js"> </script><p><strong><a href="http://jaehun.org/117">글 전체보기</a></strong></p><img src="http://feeds.feedburner.com/~r/jparker/~4/Wu6JgHEie9U" height="1" width="1"/> OS DarwinPorts Linux Mac OSX System (Jaehun) http://jaehun.org/117 http://jaehun.org/117#entry117comment Mon, 22 Jun 2009 01:21:40 +0900 http://jaehun.org/117 http://feedproxy.google.com/~r/jparker/~3/uB3SCe75YA0/116 <script type="text/javascript"><!-- google_ad_client = "pub-0931178362291552"; /* 468x60, 작성됨 09. 4. 8 */ google_ad_slot = "2290220811"; google_ad_width = 468; google_ad_height = 60; //--> </script> <script type="text/javascript" src="http://pagead2.googlesyndication.com/pagead/show_ads.js"> </script><table width="200" height="200" align="right" border="0" cellpadding="0" cellspacing="0" style="background-image:url(); background-repeat:no-repeat"> <tr> <td valign="top" style="padding-top:0px; padding-left:5px;"><script type="text/javascript"><!-- google_ad_client = "pub-0931178362291552"; /* 300x250, 작성됨 09. 3. 31 */ google_ad_slot = "0241593843"; google_ad_width = 300; google_ad_height = 250; //--> </script> <script type="text/javascript" src="http://pagead2.googlesyndication.com/pagead/show_ads.js"> </script> </td> </tr> </table>과도한 접속으로 SYN가 많이 떨어지는 경우 아래와 같은 방법으로 문제를 해결(?) 하실 수도 있답니다.iptables -A INPUT -m recent --name badguy --rcheck --seconds 300 -j DROPiptables -A INPUT -p tcp --syn --dport 80 -m connlimit --connlimit-above 30 -m recent --name badguy --set -j DROPiptables...<fieldset style="margin:20px 0px 20px 0px;padding:5px;"><legend><span><strong>Creative Commons License</strong></span></legend><!--Creative Commons License--><div style="float: left; width: 88px; margin-top: 3px;"><a rel="license" href="http://creativecommons.org/licenses/by-nc-sa/2.0/kr/" target=_blank><img alt="Creative Commons License" style="border-width: 0" src="http://i.creativecommons.org/l/by-nc-sa/2.0/kr/88x31.png"/></a></div><div style="margin-left: 92px; margin-top: 3px; text-align: justify;">이 저작물은 <a rel="license" href="http://creativecommons.org/licenses/by-nc-sa/2.0/kr/" target=_blank>크리에이티브 커먼즈 코리아 저작자표시-비영리-동일조건변경허락 2.0 대한민국 라이센스</a>에 따라 이용하실 수 있습니다. <!-- Creative Commons License--> <!-- <rdf:RDF xmlns="http://web.resource.org/cc/" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"> <Work rdf:about=""> <license rdf:resource="http://creativecommons.org/licenses/by-nc-sa/2.0/kr/" /> </Work> <License rdf:about="http://creativecommons.org/licenses/by-nc-sa/"> <permits rdf:resource="http://web.resource.org/cc/Reproduction"/> <permits rdf:resource="http://web.resource.org/cc/Distribution"/> <requires rdf:resource="http://web.resource.org/cc/Notice"/> <requires rdf:resource="http://web.resource.org/cc/Attribution"/> <permits rdf:resource="http://web.resource.org/cc/DerivativeWorks"/> <requires rdf:resource="http://web.resource.org/cc/ShareAlike"/><prohibits rdf:resource="http://web.resource.org/cc/CommercialUse"/></License></rdf:RDF> --></div></fieldset><script type="text/javascript"><!-- google_ad_client = "pub-0931178362291552"; /* 468x60, 작성됨 09. 4. 8 */ google_ad_slot = "6469242968"; google_ad_width = 468; google_ad_height = 60; //--> </script> <script type="text/javascript" src="http://pagead2.googlesyndication.com/pagead/show_ads.js"> </script><p><strong><a href="http://jaehun.org/116">글 전체보기</a></strong></p><img src="http://feeds.feedburner.com/~r/jparker/~4/uB3SCe75YA0" height="1" width="1"/> 보안 iptables Linux 동접자 제한 (Jaehun) http://jaehun.org/116 http://jaehun.org/116#entry116comment Tue, 07 Apr 2009 10:52:03 +0900 http://jaehun.org/116 http://feedproxy.google.com/~r/jparker/~3/g8c8Jg13GfI/115 <script type="text/javascript"><!-- google_ad_client = "pub-0931178362291552"; /* 468x60, 작성됨 09. 4. 8 */ google_ad_slot = "2290220811"; google_ad_width = 468; google_ad_height = 60; //--> </script> <script type="text/javascript" src="http://pagead2.googlesyndication.com/pagead/show_ads.js"> </script><table width="200" height="200" align="right" border="0" cellpadding="0" cellspacing="0" style="background-image:url(); background-repeat:no-repeat"> <tr> <td valign="top" style="padding-top:0px; padding-left:5px;"><script type="text/javascript"><!-- google_ad_client = "pub-0931178362291552"; /* 300x250, 작성됨 09. 3. 31 */ google_ad_slot = "0241593843"; google_ad_width = 300; google_ad_height = 250; //--> </script> <script type="text/javascript" src="http://pagead2.googlesyndication.com/pagead/show_ads.js"> </script> </td> </tr> </table>요즘들어 부쩍 공격이 늘고 있는 것을 실감할 수 있습니다.가장 많은 수법이... 예전부터 시행되어왔던 게시판 업로드를 통한 공격이였는데아직도 공격이 늘고 있네요. 또한, 제로보드 공격에 관련되어 설치한 유져들이 패치를 하지 않는문제로 인하여 많은 피해를 보고 있다고 생각되어 집니다.오늘 경찰청으로부터 다음 메일에 서버 IP가 로그인 한 흔적을 찾았다고 하기에 우연치 않게 접속을 해 본 결과 심각한 brute force login 하는 프로그램을 찾...<fieldset style="margin:20px 0px 20px 0px;padding:5px;"><legend><span><strong>Creative Commons License</strong></span></legend><!--Creative Commons License--><div style="float: left; width: 88px; margin-top: 3px;"><a rel="license" href="http://creativecommons.org/licenses/by-nc-sa/2.0/kr/" target=_blank><img alt="Creative Commons License" style="border-width: 0" src="http://i.creativecommons.org/l/by-nc-sa/2.0/kr/88x31.png"/></a></div><div style="margin-left: 92px; margin-top: 3px; text-align: justify;">이 저작물은 <a rel="license" href="http://creativecommons.org/licenses/by-nc-sa/2.0/kr/" target=_blank>크리에이티브 커먼즈 코리아 저작자표시-비영리-동일조건변경허락 2.0 대한민국 라이센스</a>에 따라 이용하실 수 있습니다. <!-- Creative Commons License--> <!-- <rdf:RDF xmlns="http://web.resource.org/cc/" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"> <Work rdf:about=""> <license rdf:resource="http://creativecommons.org/licenses/by-nc-sa/2.0/kr/" /> </Work> <License rdf:about="http://creativecommons.org/licenses/by-nc-sa/"> <permits rdf:resource="http://web.resource.org/cc/Reproduction"/> <permits rdf:resource="http://web.resource.org/cc/Distribution"/> <requires rdf:resource="http://web.resource.org/cc/Notice"/> <requires rdf:resource="http://web.resource.org/cc/Attribution"/> <permits rdf:resource="http://web.resource.org/cc/DerivativeWorks"/> <requires rdf:resource="http://web.resource.org/cc/ShareAlike"/><prohibits rdf:resource="http://web.resource.org/cc/CommercialUse"/></License></rdf:RDF> --></div></fieldset><script type="text/javascript"><!-- google_ad_client = "pub-0931178362291552"; /* 468x60, 작성됨 09. 4. 8 */ google_ad_slot = "6469242968"; google_ad_width = 468; google_ad_height = 60; //--> </script> <script type="text/javascript" src="http://pagead2.googlesyndication.com/pagead/show_ads.js"> </script><p><strong><a href="http://jaehun.org/115">글 전체보기</a></strong></p><img src="http://feeds.feedburner.com/~r/jparker/~4/g8c8Jg13GfI" height="1" width="1"/> 보안 .htaccess 보안 업로드 공격 (Jaehun) http://jaehun.org/115 http://jaehun.org/115#entry115comment Thu, 05 Feb 2009 17:13:05 +0900 http://jaehun.org/115 http://feedproxy.google.com/~r/jparker/~3/r-I_MyxFNTQ/112 <script type="text/javascript"><!-- google_ad_client = "pub-0931178362291552"; /* 468x60, 작성됨 09. 4. 8 */ google_ad_slot = "2290220811"; google_ad_width = 468; google_ad_height = 60; //--> </script> <script type="text/javascript" src="http://pagead2.googlesyndication.com/pagead/show_ads.js"> </script><table width="200" height="200" align="right" border="0" cellpadding="0" cellspacing="0" style="background-image:url(); background-repeat:no-repeat"> <tr> <td valign="top" style="padding-top:0px; padding-left:5px;"><script type="text/javascript"><!-- google_ad_client = "pub-0931178362291552"; /* 300x250, 작성됨 09. 3. 31 */ google_ad_slot = "0241593843"; google_ad_width = 300; google_ad_height = 250; //--> </script> <script type="text/javascript" src="http://pagead2.googlesyndication.com/pagead/show_ads.js"> </script> </td> </tr> </table>요즘들어 점점 하드 디스크들이 베드섹터를 가지고 늘어나는 것 같습니다.많은 분들이 에러에 대비하여 준비하고 있다고는 하지만, 아래와 같은 명령어로 피해 가시는 분들은 많이 계시지 않는듯 하여 글을 올립니다.배드블럭 체크 [사용법] badblock -sv [filesystem] [root@localhost root]# badblocks -sv /dev/sda2 Checking for bad blocks in read-only mode From blo...<fieldset style="margin:20px 0px 20px 0px;padding:5px;"><legend><span><strong>Creative Commons License</strong></span></legend><!--Creative Commons License--><div style="float: left; width: 88px; margin-top: 3px;"><a rel="license" href="http://creativecommons.org/licenses/by-nc-sa/2.0/kr/" target=_blank><img alt="Creative Commons License" style="border-width: 0" src="http://i.creativecommons.org/l/by-nc-sa/2.0/kr/88x31.png"/></a></div><div style="margin-left: 92px; margin-top: 3px; text-align: justify;">이 저작물은 <a rel="license" href="http://creativecommons.org/licenses/by-nc-sa/2.0/kr/" target=_blank>크리에이티브 커먼즈 코리아 저작자표시-비영리-동일조건변경허락 2.0 대한민국 라이센스</a>에 따라 이용하실 수 있습니다. <!-- Creative Commons License--> <!-- <rdf:RDF xmlns="http://web.resource.org/cc/" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"> <Work rdf:about=""> <license rdf:resource="http://creativecommons.org/licenses/by-nc-sa/2.0/kr/" /> </Work> <License rdf:about="http://creativecommons.org/licenses/by-nc-sa/"> <permits rdf:resource="http://web.resource.org/cc/Reproduction"/> <permits rdf:resource="http://web.resource.org/cc/Distribution"/> <requires rdf:resource="http://web.resource.org/cc/Notice"/> <requires rdf:resource="http://web.resource.org/cc/Attribution"/> <permits rdf:resource="http://web.resource.org/cc/DerivativeWorks"/> <requires rdf:resource="http://web.resource.org/cc/ShareAlike"/><prohibits rdf:resource="http://web.resource.org/cc/CommercialUse"/></License></rdf:RDF> --></div></fieldset><script type="text/javascript"><!-- google_ad_client = "pub-0931178362291552"; /* 468x60, 작성됨 09. 4. 8 */ google_ad_slot = "6469242968"; google_ad_width = 468; google_ad_height = 60; //--> </script> <script type="text/javascript" src="http://pagead2.googlesyndication.com/pagead/show_ads.js"> </script><p><strong><a href="http://jaehun.org/112">글 전체보기</a></strong></p><img src="http://feeds.feedburner.com/~r/jparker/~4/r-I_MyxFNTQ" height="1" width="1"/> 리눅스 fsck 마킹 베드블럭 (Jaehun) http://jaehun.org/112 http://jaehun.org/112#entry112comment Sun, 11 Jan 2009 21:54:16 +0900 http://jaehun.org/112 http://feedproxy.google.com/~r/jparker/~3/b8IVLpvL1yA/110 <script type="text/javascript"><!-- google_ad_client = "pub-0931178362291552"; /* 468x60, 작성됨 09. 4. 8 */ google_ad_slot = "2290220811"; google_ad_width = 468; google_ad_height = 60; //--> </script> <script type="text/javascript" src="http://pagead2.googlesyndication.com/pagead/show_ads.js"> </script><table width="200" height="200" align="right" border="0" cellpadding="0" cellspacing="0" style="background-image:url(); background-repeat:no-repeat"> <tr> <td valign="top" style="padding-top:0px; padding-left:5px;"><script type="text/javascript"><!-- google_ad_client = "pub-0931178362291552"; /* 300x250, 작성됨 09. 3. 31 */ google_ad_slot = "0241593843"; google_ad_width = 300; google_ad_height = 250; //--> </script> <script type="text/javascript" src="http://pagead2.googlesyndication.com/pagead/show_ads.js"> </script> </td> </tr> </table>안녕하세요? Jaehun 입니다. 항상 그래왔드시 또 포스팅에 게을러짐이 존재하고 있네요. 많은 분들께서 기다리시는 것도 알고 있지만....오늘은 한 터미널에서 멀티로 여러개의 창처럼 활용할 수 있는 명령어를 소개할 까 합니다.저도 주로 많이 사용하고 있는데요. 터미널을 ALT+Tab으로 옮겨다니는 것도 한계가 있으므로...최초 생성시 아래와 같이 시작 하시면 멀티 창으로 사용이 가능하십니다. # screen -S 세션명위에서 세션명은 연결 종료...<fieldset style="margin:20px 0px 20px 0px;padding:5px;"><legend><span><strong>Creative Commons License</strong></span></legend><!--Creative Commons License--><div style="float: left; width: 88px; margin-top: 3px;"><a rel="license" href="http://creativecommons.org/licenses/by-nc-sa/2.0/kr/" target=_blank><img alt="Creative Commons License" style="border-width: 0" src="http://i.creativecommons.org/l/by-nc-sa/2.0/kr/88x31.png"/></a></div><div style="margin-left: 92px; margin-top: 3px; text-align: justify;">이 저작물은 <a rel="license" href="http://creativecommons.org/licenses/by-nc-sa/2.0/kr/" target=_blank>크리에이티브 커먼즈 코리아 저작자표시-비영리-동일조건변경허락 2.0 대한민국 라이센스</a>에 따라 이용하실 수 있습니다. <!-- Creative Commons License--> <!-- <rdf:RDF xmlns="http://web.resource.org/cc/" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"> <Work rdf:about=""> <license rdf:resource="http://creativecommons.org/licenses/by-nc-sa/2.0/kr/" /> </Work> <License rdf:about="http://creativecommons.org/licenses/by-nc-sa/"> <permits rdf:resource="http://web.resource.org/cc/Reproduction"/> <permits rdf:resource="http://web.resource.org/cc/Distribution"/> <requires rdf:resource="http://web.resource.org/cc/Notice"/> <requires rdf:resource="http://web.resource.org/cc/Attribution"/> <permits rdf:resource="http://web.resource.org/cc/DerivativeWorks"/> <requires rdf:resource="http://web.resource.org/cc/ShareAlike"/><prohibits rdf:resource="http://web.resource.org/cc/CommercialUse"/></License></rdf:RDF> --></div></fieldset><script type="text/javascript"><!-- google_ad_client = "pub-0931178362291552"; /* 468x60, 작성됨 09. 4. 8 */ google_ad_slot = "6469242968"; google_ad_width = 468; google_ad_height = 60; //--> </script> <script type="text/javascript" src="http://pagead2.googlesyndication.com/pagead/show_ads.js"> </script><p><strong><a href="http://jaehun.org/110">글 전체보기</a></strong></p><img src="http://feeds.feedburner.com/~r/jparker/~4/b8IVLpvL1yA" height="1" width="1"/> 리눅스 Linux Screen 명령어 (Jaehun) http://jaehun.org/110 http://jaehun.org/110#entry110comment Tue, 23 Dec 2008 15:43:19 +0900 http://jaehun.org/110