Answer:
The correct answer is Protected Extensible Authentication Protocol (PEAP).
Explanation:
PEAP, developed by Microsoft, RSA security and Cisco system, a protocol that enclose the encrypted authentication protocol (EAP) within an authenticated and encrypted layer security. It creates a secure tunnel between server and client and provide security.
There are two sub-types of PEAP are as follows-
MS-CHAPv2 or PEAPv0, an updated version of PEAP which allows to check the performance on server's certificate.