Authentication Protocols

Question 1

Extensible Authentication Protocol (EAP)

Answer 1

An Authentication framework allowing point-to-point connections.

Question 2

Protected Extensible Authentication Protocol (PEAP)

Answer 2

The PEAP is a version of EAP that encapsulated the EAP data and made it more secure for WLANS.

Question 3

Extensible Authentication Protocol-Flexible Authentication via Secure Tunneling (EAP-FAST)

Answer 3

Developed by Cisco, does not use certificates, but protected access credentials instead. It us used in wireless networks.

Question 4

Extensible Authentication Protocol-Transport Layer Security (EAP-TLS)

Answer 4

EAP-TLS needs X509 certificate installed on the endpoints for authentication.

Question 5

Extensible Authentication Protocol-Tunneled Transport Layer Security (EAP-TTLS)

Answer 5

EAP-TTLS needs the certificates to be installed on the server. it creates a tunnel for the users’ credentials to travel through.