Encyclopedia > Session key

Article Content

Session key

A session key is a key used for encryption of a single message or communication session. Session keys are normally chosen at random, sometimes with a key-agreement protocol, and forgotten when the session is finished.

Session keys are used to make cryptanalysis of a system more difficult.

See also: perfect forward secrecy[?]

All Wikipedia text is available under the terms of the GNU Free Documentation License

Search Encyclopedia

Search over one million articles, find something about almost anything!

Featured Article

Thomas a Kempis

... immediate communion with him and God. The references to medieval mistakes or superstitions are confined to several passages, viz., the merit of good works and ...