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). , . , , .
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, 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 .