WPA2 vs WPA Comparison
| WPA2 | WPA | |
| Encryption Type | AES | RC4 |
| PTK length | 384(KCK,KEK,TK) | 512(KCK,KEK,TK,MIC) |
| Message integrity | Uses TK | Uses MIC |
| Group Key | TKIP or CCMP | TKIP |
| Group Key message | M3 | Group-M1 |
| Information Element | RSN IE | WPA IE |
| WPA2 | WPA | |
| Encryption Type | AES | RC4 |
| PTK length | 384(KCK,KEK,TK) | 512(KCK,KEK,TK,MIC) |
| Message integrity | Uses TK | Uses MIC |
| Group Key | TKIP or CCMP | TKIP |
| Group Key message | M3 | Group-M1 |
| Information Element | RSN IE | WPA IE |
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