You need help designing the protocol for a 3 and 2 message mutual authenticaion based on a symmetric key. Please include picture showing the message from alice to bob and bob to alice. Thanks.
We want to design a secure mutual authentication protocol based on a shared symmetric key. We also want to establish a session key, and we want perfect forward secrecy.
a. Design such a protocol that uses three messages.
b. Design such a protocol that uses two messages.