User's Manual

66xx/67xx Router Users Guide 136
WPA (Wi-Fi Protected Access): usually used for the larger Enterprise environment, it uses a
RADIUS server and TKIP (Temporal Key Integrity Protocol) encryption (instead of WEP
encryption which is disabled). TKIP uses 128-bit dynamic session keys (per user, per
session, and per packet keys).
WPA-PSK (Wi-Fi Protected Access – Pre-Shared Key): WPA for home and SOHO environments
also using the same strong TKIP encryption, per-packet key construction, and key
management that WPA provides in the enterprise environment. The main difference is that
the password is entered manually. A group re-key interval time is also required.
WPA2 (Wi-Fi Protected Access 2): second generation WPA which uses AES (Advanced
Encryption Standard) instead of TKIP as its encryption method. Network re-authorization