Password-authenticated Key Agreement


Password-authenticated Key Agreement Authentication Method is an interactive method for two or more parties to establish cryptographic keys based on one or more party's knowledge of a Shared Secret (or Password).

An important property is that an eavesdropper or Man-In-The-Middle cannot obtain enough information to be able to brute force guess a password without further interactions with the parties for each (few) guesses. This means that strong security can be obtained using weak passwords.

Password-authenticated key agreement generally encompasses methods such as:

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