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Advantage Mutual authentication over PSK [duplicate]

I have a client - server setup with TLS communication. I want to be sure of mutual authentication. The safety that certificates can offer assumes that the private key that links to the certificate ...
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1answer
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What is the purpose of Rb in the 3rd step of the 3-pass mutual authentication in ISO/IES 9798-2?

Recently I am studying ISO 9798-2 Three-pass mutual authentication. There are 3 steps, as following: B -> A: NB // B sends to A a "nonce" value NB A -> B: {NB||NA}K // A's identity is proven ...
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SSL/TLS Client Authentication by IP

Is there any mechanism in SSL/TLS which allows a certificate to be bound to a device? Example: There is a client who talks to a server, and during SSL/TLS setup, there is mutual authentication. ...