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   ¸®´ª½º¿¡¼­ password¸¦ ÀØ¾î ¹ö·ÈÀ» ¶§

http://www.hackerschool.org/HS_Boards/zboard.php?id=Free_Lectures&no=703 [º¹»ç]


password¸¦ ÀØ¾î ¹ö·ÈÀ» ¶§

¿ì¸®´Â ¸®´ª½º¸¦ »ç¿ëÇÏ´Ù º¸¸é ºñ¹Ð ¹øÈ£¸¦ ÀØ¾î ¹ö¸®´Â°æ¿ì°¡ ÀÖ½À´Ï´Ù. ƯÈ÷ rootÀÇ ºñ¹Ð¹øÈ£¸¦ ÀØ¾î ¹ö¸®´Â °æ¿ì´Â Á¤¸» Å«ÀÏÀÌ ¾Æ´Ò ¼ö ¾ø½À´Ï´Ù. ÀϹݻç¿ëÀÚ¶ó¸é root·Î ·Î±äÇؼ­´ÙÀ½°ú °°ÀÌ °íÄ¡¸é µË´Ï´Ù. ±×¸®°í root»ç¿ëÀÚ¶ó¸é ´ÙÀ½°ú °°Àº ¹æ¹ýÀ¸·Î °íÄ¡¸é µÇ°Ú½À´Ï´Ù.
±×·¡¼­ ´ÙÀ½ÀÇ ±ÛÀ» ÇÁ·Î±×·¥ ¼¼°è 5¿ùÈ£¿¡¼­ ÀοëÇÏ°Ú½À´Ï´Ù.

·¹µåÇÞ »ç¿ëÀÚ¶ó¸é ¸®·Î ÇÁ·ÒÇÁÆ®¿¡¼­ linux singleÀ̶ó°í ÀÔ·ÂÇÏ°íµé¾î°©´Ï´Ù. ±×·¯¸é ·Î±×ÀÎ °úÁ¤À» °ÅÄ¡Áö ¾Ê°í ´ÜÀÏ »ç¿ëÀÚ¸ðµå·Î ·Î±×ÀÎÇØ µé¾î°¡°Ô µË´Ï´Ù. ±×¸®°í ³ª¼­ /etc/passwdÆÄÀÏÀÇroot »ç¿ëÀÚ Æнº¿öµå¸¦ Áö¿ö¹ö¸³´Ï´Ù.

cd /etc
vi passwd
root:JzvRWa.LiXqku:0:0:root:/root:/bin/bash
¡æ
root::0:0:root:/root:/bin/bash

ù ¹ø° ÄÝ·Ð(:)°ú µÎ ¹ø° ÄÝ·Ð »çÀÌÀÇ ¾ÏȣȭµÈ Æнº¿öµå¸¦ Áö¿ö¼­ °ø¹éÀ¸·Î ¸¸µé°í ³­ µÚ ´Ù½Ã ºÎÆÃÇؼ­ µé¾î¿À¸é µË´Ï´Ù. ½½·º¿þ¾î »ç¿ëÀÚ¶ó¸é ºÎÆ® µð½ºÄÏ°ú ºñ»ó¿ë º¹±¸ ·çÆ® µð½ºÄÏÀ» ÀÌ¿ëÇÏ¿© Ç÷ÎÇǸ¸À¸·Î ¸®´ª½º ºÎÆÃÇÑ ÈÄ¿¡ ¿©·¯ºÐÀÌ Çϵ忡 ¼³Ä¡ÇÑ ¸®´ª½º ·çÆ® ÆÄƼ¼ÇÀ» ¾Æ¹« °÷¿¡³ª¸¶¿îÆ®ÇÑ ´ÙÀ½ ¸¶Âù°¡Áö·Î /etc/passwd ÆÄÀÏÀ» ¼öÁ¤ÇÏ¸é µË´Ï´Ù.

  Hit : 8423     Date : 2007/04/12 10:08



    
jardin ¾ÏȣȭµÈ Æнº¿öµå º¸À̴µ¥´Â/etc shadow ÆÄÀÏ ¾Æ´Ñ°¡¿ä passwdÆÄÀÏ¿£ ¾ÏȣȭµÈ ¾ÏÈ£ ¾ø´øµ¥.. 2007/04/12  
jardin ¾ÏȣȭµÈ Æнº¿öµå¸¦ È®ÀÎÇÒ¼ø ¾ø³ª¿ä?? 2007/04/12  
ourlord ²À Áö¿ïÇÊ¿ä°¡ ÀÖÀ»±î¿ä? ±×³É passwd´©¸£°í ½Ì±Û¸ðµå¿¡¼­ ¼öÁ¤ÇÏ¸é µÇ´Âµ¥.. 2007/04/14  
zooc9667 ¸î¹öÀü °¡´ÉÇÑ°¡¿ä? ´ÙµÅ³ª¿ä?·¡µåÇÞ¸î¹öÀü? Æäµµ¶ó ¸î¹öÀü? ´ÙµÇ´Â°Ç°¡¿ä?~~ 2007/04/20  
DarkSlayer Àú°Ç passwd°¡ ¾Æ´Ï¶ó shadow ÆÄÀÏÀÌ°í, ¾ÆÁÖ¿¾³¯¹öÁ¯ ¾Æ´Ñ´ÙÀ½¿¡¾ß.. ´Ù °°½À´Ï´Ù. 2007/05/29
1281   0¹ø¼½ÅÍ º£µå¼½ÅÍÀÏ°æ¿ì..[2]     ROK.AF
03/02 8069
1280   ÇØÅ·µÇ°íÀÖ´ÂÁö ¾Ë¾Æº¸ÀÚ (Æß)[8]     wlsgh8983
03/10 9065
1279   Æ®·¹ÀÌ³Ê ¹®Á¦ÀÔ´Ï´Ù test.1°ú ÇØ´äÁö!!![3]     zcb707
03/12 7613
  ¸®´ª½º¿¡¼­ password¸¦ ÀØ¾î ¹ö·ÈÀ» ¶§[5]     hiÂ𱸾ä
04/12 8422
1277   trainer[6]     sporagame123
04/16 8756
1276   UNIX SHADOW ÆÄÀÏ Ç®±â Ãʺ¸ÀÚ¿ë[1]     hiÂ𱸾ä
04/27 8444
1275   ³×Æ®¿öÅ© °ü·Ã ¸í·É¾î[1]     mnet21
05/04 7192
1274   ;cat À» »ç¿ëÇÏ´Â ÀÌÀ¯ .[3]     bugfixer2
05/18 10545
1273   ¾Ë°í¸®ÁòÀ̶õ?     han0161
05/30 7207
1272   ±âº» ¹®¹ýÀ» ÅëÇØ º¸´Â c++ÀÇ ±âº» ±¸Á¶     ÄÁƼ´º
05/31 7260
1271   ÇÔ¼öÀÇ ±â´É¿¡ °üÇÏ¿©     ÄÁƼ´º
05/31 6945
1270   ·¹Áö½ºÆ®¸® ÇغÎ1Æí (°£´ÜÈ÷ ¾Ë¾Æ¾ßÇÒ°Í)     whqkdnf000
05/31 8362
1269   ¸®´ª½º ±âº»¸í·É¾î! (1)[2]     whqkdnf000
05/31 9228
1268   ¾Ë°í¸®Áò ÃÖÀûÈ­ ±â¹ý[1]     han0161
06/02 8221
1267   ¹è¿­[1]     han0161
06/14 7196
1266   ¿¬°á¸®½ºÆ®     han0161
06/21 7868
1265   VLAN[1]     han0161
06/30 6548
1264   ºñÁê¾ó c++´ã´ç pica4500ÀÔ´Ï´Ù.[3]     pica4500
07/25 7144
1263     [re] ºñÁê¾ó c++´ã´ç pica4500ÀÔ´Ï´Ù.     answp
01/01 6447
1262   ÇØÅ·±â¹ý? (±â¹ßÇÏ´Ù°í ÇؾßÇϳª,¿ô±â´Ù°í ÇؾßÇϳª)[35]     whqkdnf000
07/31 12664
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