key: Information (usually a sequence of random or pseudorandom binary digits) used initially to set up and periodically change the operations performed in crypto-equipment for the purpose of encrypting or decrypting electronic signals, for determining electronic counter-countermeasures patterns (e.g. , frequency hopping or spread spectrum), or for producing other key. Note: "Key" has replaced the terms "variable," "key(ing) variable," and "cryptovariable." [NIS]

This HTML version of FS-1037C was last generated on Fri Aug 23 00:22:38 MDT 1996