Perfect Forward Secrecy

A key-establishment protocol, used in the HTTPS web protocol and to secure VPN communications. If one encryption key is compromised only data encrypted by that specific key is compromised. For perfect forward secrecy (PFS) to exist, the key used to protect transmission of data must not be used to derive any additional keys.

Vangie Beal
Vangie Beal
Vangie Beal is a freelance business and technology writer covering Internet technologies and online business since the late '90s.

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