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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 : 8395     Date : 2007/04/12 10:08



    
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ourlord ²À Áö¿ïÇÊ¿ä°¡ ÀÖÀ»±î¿ä? ±×³É passwd´©¸£°í ½Ì±Û¸ðµå¿¡¼­ ¼öÁ¤ÇÏ¸é µÇ´Âµ¥.. 2007/04/14  
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DarkSlayer Àú°Ç passwd°¡ ¾Æ´Ï¶ó shadow ÆÄÀÏÀÌ°í, ¾ÆÁÖ¿¾³¯¹öÁ¯ ¾Æ´Ñ´ÙÀ½¿¡¾ß.. ´Ù °°½À´Ï´Ù. 2007/05/29
1421   ¸®¸ðÆ®¿¡¼­ ¸í·É¾î ½ÇÇà½ÃÅ°±â[1]     xiangyi
02/03 10639
1420   ¸®´ª½º¿¡¼­ ½ºÅ¸Å©·¡ÇÁÆ®¸¦ ÇÑ´Ù?[9]     jonginsir
02/08 13460
1419   ¸®´ª½º¿¡¼­ ºÎÆà µð½ºÄÏ Á¦ÀÛÇϱ⠠   zcb707
08/18 7446
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08/28 7615
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04/12 8394
1416   ¸®´ª½º¿¡¼­ Çѱ¹Åë½Å adsl ¼³Á¤[10]     jgminam
11/06 11541
1415   ¸®´ª½º¿¡¼­ cÇÁ·Î±×·¥ ½Ç½ÀÇϱâ[2]     X-line
12/14 9587
1414   ¸®´ª½º¿¡¼­ ÀÎÅͳÝÀÌ ¾ÈµÉ¶§(asiris2000´Ô °­ÁÂ)[6]     ÄÁƼ´º
10/13 9803
1413   ¸®´ª½º¿¡µ¥ÇÏ¿©[9]     junh2507
09/26 6930
1412   ¸®´ª½º¿Í µµ½º[5]     H.R.T
12/18 10027
1411   ¸®´ª½º¼³Ä¡ÈÄ À©µµ¿ì ¼³Ä¡ & grub º¹±¸     exit96m
03/02 15162
1410   ¸®´ª½º¸í·É¾î ¶¯±â±â 2[2]     HackerMapia
02/20 7359
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02/20 7456
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03/25 8692
1407   ¸®´ª½º[LAMP] À» ¼³¸íÇØÁÖ´Â »çÀÌÆ®ÀÔ´Ï´Ù.[1]     linuxiyka
11/07 8906
1406   ¸®´ª½ºÃʺ¸µéÀÌ ¾Ë¾Æ¾ßÇÒ°Í[2]     rhdeodud6573
05/20 7309
1405   ¸®´ª½ºÀÇ ·Î°í°¡ ¿Ö Æë±ÏÀϱî??[5]     gutacom
07/10 10864
1404   ¸®´ª½ºÀÇ °ÅÀÇ ¸ðµç ¸í·É¾î?[314]     ¼ÒÀ¯
10/05 32201
1403   ¸®´ª½ºÀÇ Á¾·ù(Final)     dzhfldk
08/31 7260
1402   ¸®´ª½ºÀÇ Á¾·ù (2)     dzhfldk
08/31 7246
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