Question: 1. Explain a public-key-based key exchange protocol 2. What is the main threat to a public-key-based key exchange protocol? Describe the protocol that claims to




1. Explain a public-key-based key exchange protocol 2. What is the main threat to a public-key-based key exchange protocol? Describe the protocol that claims to mitigate this threat. 3. Write the broadcast protocol for the following problems: . I want to broadcast a message in a secure channel open to only n people. However, I want only m of them (m
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