ZyXEL Communications Internet Security Gateway ZyWALL 2 Series - Manual (Page 554)

ZyWALL 2 Series User’s Guide
Types of EAP Authentication F-2
TTLS supports EAP methods and legacy authentication methods such as PAP, CHAP, MS-CHAP and MS-
CHAP v2.
EAP-MD5 EAP-TLS EAP-TTLS
Mutual
Authentication No Yes Yes
Certificate – Client No Yes Optional
Certificate – Server No Yes Yes
Dynamic Key
Exchange No Yes Yes
Credential Security None Strong Strong
Deployment
Difficulty Easy Hard Moderate
Wireless Security Poor Best Good
Client Identity
Protection No No Yes