°èÁ¤ »ç¿ëÀÚ¿¡°Ô ÇÁ·Î¼¼½º »óŸ¦ ¼û±âÀÚ..^^ | ÀÛ¼ºÀÏ : 2003/08/31 18:13 |
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L-SN( http://linux-sarang.net/ )¿¡ ½è´ø ÆÁÀÔ´Ï´Ù. ÀÌ¹Ì ÀÌ·¸°Ô ÇØµÎ½Ã°í »ç¿ëÇϽô ºÐµéµµ °è½Ã°ÚÁö¸¸.. Àúó·³ ¼¹ö¿¡ ¸¹Àº(?) °èÁ¤ »ç¿ëÀÚ°¡ ÀÖÀ» °æ¿ì¿¡´Â ȤÀº ¿ÜºÎ¿¡¼ ÀÏ¹Ý »ç¿ëÀÚÀÇ ±ÇÇÑÀ» ȹµæÇؼ Á¢±ÙÇßÀ» ¶§ ¼¹öÀÇ ÇÁ·Î¼¼½º »óŸ¦ º¸¿©Áֱ⠽ÈÀ»¶§ ȤÀº º¸¿©ÁÖ´Â °Ô ÂóÂóÇÒ °æ¿ì°¡ ÀÖ½À´Ï´Ù. ÀÌ·² °æ¿ì¿¡ Ä¿³ÎÆÐÄ¡¸¦ ÅëÇØ¼ ÇÁ·Î¼¼½º »óŸ¦ ¼û±æ ¼ö ÀÖ½À´Ï´Ù. ÀÏ´Ü http://www.openwall.com/linux/ ·Î °¡¼Å¼ ÀÚ½ÅÀÇ Ä¿³Î¿¡ ¸Â´Â Ä¿³ÎÆÐÄ¡¸¦ ¹Þ½À´Ï´Ù. ÀúÀÇ °æ¿ì¿¡´Â 2.4.18 ÆÐÄ¡(¾ÆÁ÷ °³¹ßÁßÀ̶ó ±ÇÀåÇÏÁö´Â ¾ÊÁö¸¸...)¸¦ ¹Þ¾Æ¼ Ä¿³Î ÆÐÄ¡¸¦ Çß½À´Ï´Ù. (ÀúÀÇ °æ¿ì¿¡´Â ¾ÆÁ÷±îÁö ¹®Á¦Á¡ÀÌ ¹ß°ßµÇÁö ¾Ê¾Ò½À´Ï´Ù.) Ä¿³ÎÆÐÄ¡¸¦ ÇϽŠ´ÙÀ½¿¡ Ä¿³Î¸Þ´º¸¦ º¸½Ã¸é ¾Æ·¡¿Í °°ÀÌ security options ¶ó´Â ¸Þ´º°¡ »ý°Ü³³´Ï´Ù. [*] [*] Autodetect and emulate GCC trampolines [*] Restricted links in /tmp [*] Restricted FIFOs in /tmp [*] Restricted /proc [*] Special handling of fd 0, 1, and 2 [*] Enforce RLIMIT_NPROC on execve(2) [ ] Destroy shared memory segments not in use /procÁ¦ÇÑ ºÎºÐÀ» üũÇϽðí Ä¿³Î ÄÄÆÄÀÏ(ÄÄÆÄÀÏ °úÁ¤ »ý·«) ÀçºÎÆÃ ÇϽŠ´ÙÀ½¿¡ ÆÐÄ¡°¡ Àû¿ëµÇÁö´Â È®ÀÎ rootÀÏ °æ¿ì ps aux USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND root 1 0.0 0.0 1416 480 ? S Jun08 0:29 init [3] root 2 0.0 0.0 0 0 ? SW Jun08 0:00 [keventd] root 3 0.0 0.0 0 0 ? SWN Jun08 0:00 [ksoftirqd_CPU0] root 4 0.0 0.0 0 0 ? SWN Jun08 0:00 [ksoftirqd_CPU1] root 5 0.0 0.0 0 0 ? SW Jun08 3:11 [kswapd] root 6 0.0 0.0 0 0 ? SW Jun08 0:00 [bdflush] root 7 0.0 0.0 0 0 ? SW Jun08 8:09 [kupdated] root 8 0.0 0.0 0 0 ? SW Jun08 0:16 [pagebuf_daemon] root 9 0.0 0.0 0 0 ? SW Jun08 7:27 [kjournald] root 117 0.0 0.0 0 0 ? SW Jun08 0:00 [kjournald] --ÀÌÇÏ»ý·«-- ÀÏ¹Ý À¯ÀúÀÏ °æ¿ì stone@ns:~> ps aux USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND stone 27608 4.5 0.1 2640 1456 pts/1 S 06:43 0:00 -bash stone 27635 0.0 0.0 2624 724 pts/1 R 06:43 0:00 ps aux ´Þ¶û µÎ°³°¡ ³ª¿Â´Ù...^^;; ÆÐÄ¡¸¦ Àû¿ëÇϸé /tmp ¿¡ ¸µÅ©ÆÄÀÏÀ» ¸¸µé ¼ö(?) ³ª¿É´Ï´Ù¸¸...Àú´Â Àû¿ëÀÌ Àß ¾ÈµÇ´õ±º¿ä... ¶ÇÇϳª ÆÐÄ¡¸¦ Àû¿ëÇϽøé ÀÏ¹Ý À¯Àú´Â ³×Æ®¿÷ »óŸ¦ º¼ ¼ö ¾ø°Ô µË´Ï´Ù. ¾Æ·¡´Â ÀÏ¹Ý »ç¿ëÀÚ°¡ netstat¸í·ÉÀ» ¼öÇàÇßÀ» ¶§ ÀÔ´Ï´Ù. stone@ns:/tmp> netstat Active Internet connections (w/o servers) Proto Recv-Q Send-Q Local Address Foreign Address State /proc/net/tcp: Permission denied Á»´õ º¸¾È¿¡ ½Å°æÀ» ¾´´Ù¸é lids¸¦ ÀÌ¿ëÇØ º¸´Â °Íµµ ÁÁÀ»µí ÇÕ´Ï´Ù. ÃßÈÄ¿¡ Á¦°¡ lids¸¦ Àû¿ëÇØ¼ Ä¿³ÎÀ» ÀçÄÄÆÄÀÏ ÇØº»´Ù¸é lids»ç¿ë¹ýµµ ¿Ã·Áº¸µµ·Ï ÇϰڽÀ´Ï´Ù. |
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