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For questions relating to protocols for distributing public keys, and / or establishing session keys with another party. Examples of key exchange protocols include Diffie-Hellman and IKE.

A key exchange protocol is a method to construct and distribute a key among several parties, protecting it from malicious parties. A key exchange is often conducted soon after establishing a communication channel in order for the parties to agree on a session key.

Some examples of key exchange protocols are:

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