Perfect Forward Secrecy (same as Forward Secrecy
) is a property of Secure connection communication protocols
) that gives assurances
the, typically short lived, Session Keys will not
be compromised even if the long term Private Key
In modern cryptographic communication typically the problem to solve is that the Private Key is used for two purposes:
only matters while the communication is established, but the encryption
is expected to last for years.
The Session Key is typically a Shared Secret that is shared using a Key agreement within an Key-Exchange.
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