IEEE802.11i:
Robust Security Network (RSN)
Additional enhancement to existing IEEE802.11 functions:
νData privacy mechanism:
–TKIP (Temporal Key Integrity Protocol) to enhance
–WRAP (Wireless Robust Authenticated Protocol) based on AES (Advanced Encryption Standard) and OCB (Offset Codebook)
νSecurity association management:
–RSN negotiation procedures for establishing the security context
–IEEE802.1X authentication and key management
Associate
EAP Identity Request
EAP Identity Response
EAP Request
EAP Response
EAP Success
Access Request
Access Challenge
Access Request
Access Accept
Authentication
Server
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