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WEP




7

WEP WPA-TKIP

 

- WEP WPA-TKIP, , Wi-Fi , , .

I.

WEP

wi-fi ( , ) WEP (Wired Equivalent Privacy), IEEE 802.11. , .

WEP RC4 64 128 . 40 104 24 , (Initialization Vector).

WEP- : ( CRC-32) (integrity check value, ICV) . 24- (40- 104-) . 64- 128- , . XOR , .

WEP : Open System () Shared Key (). , . WEP- .

WPA

2003 - WPA (Wi-Fi Protected Access). , TKIP (Temporal Key Integrity Protocol), RC4. TKIP 48- ( 24- WEP) , . TKIP 128- . , WPA MIC (Message Integrity Code). , . , , .

, WPA AES (Advanced Encryption Standard), , WEP TKIP.

WPA - WPA-PSK (Pre Shared Key). WPA, RADIUS-.

WPA-PSK 8 63 .

WEP

WEP , 24- , . airodump, airckrack. Wi-Fi. , , 50 . , , . WEP-, airckrack . . : , (10-30 ). , ( ).

WEP : - . , , - , .

, , . "" , . , , , , .

"" ARP‑, . , 10 .





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