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°¡ÀÔ: 2006³â 9¿ù 19ÀÏ ¿Ã¸° ±Û: 44
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¿Ã·ÁÁü: 2010.5.13 ¸ñ, 5:37 pm ÁÖÁ¦: 5.10 À̾߱â(ext3grep ÆÄÀϺ¹±¸, sqlninja ÀÎÁ§¼ÇÁ¡°ËÅø µî) |
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< ½Ã½ºÅÛ ¿î¿µ >
1. ext3 ÆÄÀϽýºÅÛ¿¡¼ »èÁ¦µÈ ÆÄÀÏÀ» ½±°Ô º¹±¸ÇØÁÖ´Â À¯Æ¿
1) mount, unmount ½Ã¿¡ ¸ðµÎ »ç¿ë °¡´É
2) ext2, ext3, ext4 ¸ðµÎ Áö¿ø
3) »ç¿ë ¹æ¹ý
Àοë: | - "ext3grep --dump-names /dev/xvda8" ¸í·É¾î·Î ´ýÇÁ¸¦ ¶á´Ù.
- "device.ext3grep.stage1, device.ext3grep.stage2" ÆÄÀÏÀÌ »ý¼ºµÇ¸ç, inode¿Í block Á¤º¸¸¦ °¡Áö°í ÀÖ´Ù.
- "ext3grep --restore-file bbb.txt /dev/xvda8" ¸í·É¾î¸¦ ½ÇÇàÇÏ¸é ¸í·É¾î ½ÇÇà À§Ä¡¿¡ RESTORED FILES ¶ó´Â µð·ºÅ丮¸¦ »ý¼º ÈÄ º¹±¸.
ÁÖÀÇ) º¹±¸ÇÒ ÆÄÀÏÀÌ ¸¹´Ù¸é ¿ë·®ÀÌ ÃæºÐÇÑ ÆÄƼ¼Ç¿¡¼ ½ÇÇà. |
4) Performance
- iostat : 25¸¸¿¡¼ 35¸¸ »çÀÌ
- vmstat : cpu»ç¿ë·üÀº ´ë·« 18 ~ 20%
2. ½©¿¡¼ ½ÇÇàÇÑ ¸í·ÉÀ» syslog³ª º°µµ ÆÄÀÏ¿¡ ÀúÀåÇϱâ(¿¹Àü¿¡ ½áµÐ ±Û ´Ù½Ã °£´ÜÇÏ°Ô Á¤¸®)
http://coffeenix.net/bbs/viewtopic.php?p=6165#6165
3. MySQL BIND SDB Driver - bindÀÇ Á¸ ÆÄÀÏÀ» mysql¿¡¼ °ü¸®.
- "pnds + ldap"ÀÌ ´õ ÁÁÀ¸³ª, ½ÃµµÇØ º¼ Àç¹Ì°¡ ÀÖÀ» µí.
- "¾îµò°¡ÀÇ Root DNS´Â pgsql + bind ¶ó´õ¶ó."
- SDB Driver¸¦ ºÙ¿©µµ zone ÆÄÀϸ¸ dns¿¡ ºÙ´Â´Ù.
- named.conf´Â ¼öÁ¤ÀÌ ÇÊ¿äÇÏ´Ù.(¾Æ·¡ ó·³)
Àοë: | zone "foobar.com" {
type master;
notify no;
database "mysqldb DNS_DB DNS_TABLE localhost dns_user 1234";
}; |
< º¸ ¾È >
1. sqlNinja - MSSQLÀÇ SQL injection Á¡°Ë(¶Ç´Â °ø°Ý)Åø.
¡Ø SQL Injection °ü·Ã ±Û
- MySQL¿¡¼ º¸¾ÈÀ§ÇØ load_file() °æ·Î Á¦ÇÑÇϱâ ( 2010.5 )
- 12.22~23 Ä¿ÇǴнº À̾߱â (Intel»çÀÌÆ® SQL Injectionµî) ( 2009.12.24 )
- ´ë·® SQL Injection °ø°Ý ÁÖÀÇ ( 2009.12.11 ) |
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