ZyXEL Communications ZyAIR G-405 User Manual page 94

ZyAIR G-405 User's Guide
For added security, certificate-based authentications (EAP-TLS, EAP-TTLS and PEAP) use dynamic keys
for data encryption. They are often deployed in corporate environments, but for public deployment, a
simple user name and password pair is more practical. The following table is a comparison of the features
of five authentication types.
Mutual
Authentication
Certificate – Client
Certificate – Server
Dynamic Key
Exchange
Credential Integrity
Deployment
Difficulty
Client Identity
Protection
T
Chart 14 Comparison of EAP Authentication Types
EAP-MD5 EAP-TLS
No
No
No
No
None
Easy
No
EAP-TTLS
Yes Yes
Yes Optional
Yes Yes
Yes Yes
Strong Strong
Hard Moderate
No Yes
PEAP LEAP
Yes
Optional
Yes
Yes
Strong Moderate
Moderate Moderate
Yes
Types of EAP Authentication
Yes
No
No
Yes
No