In a stream cipher, the running-key, also called the keystream, is the sequence which is combined, digit by digit, with the plaintext sequence for obtaining the ciphertext sequence. The running key is generated by a finite state automaton called the running-key generator or the keystream generator (see stream cipher).
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© 2005 International Federation for Information Processing
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Canteaut, A. (2005). Running-key. In: van Tilborg, H.C.A. (eds) Encyclopedia of Cryptography and Security. Springer, Boston, MA . https://doi.org/10.1007/0-387-23483-7_366
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DOI: https://doi.org/10.1007/0-387-23483-7_366
Publisher Name: Springer, Boston, MA
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