Question: Consider the failed attempt of Alice to get Bob's public key in Fig. 8-23. Suppose that Bob and Alice already share a secret key, but

Consider the failed attempt of Alice to get Bob's public key in Fig. 8-23.
Suppose that Bob and Alice already share a secret key, but Alice still wants Bob's public key. Is there now a way to get it securely? If so how?

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It is doable Alice encrypts a nonce with the shared key and sends it to Bob ... View full answer

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