crypto, CRYPTO
1. (N) A prefix ("crypto-") that means "cryptographic". Usage: IDOCs MAY use this prefix when it is part of a term listed in this Glossary. Otherwise, IDOCs SHOULD NOT use this prefix; instead, use the unabbreviated adjective, "cryptographic".
2. (D) In lower case, "crypto" is an abbreviation for the adjective "cryptographic", or for the nouns "cryptography" or "cryptographic component". Deprecated Abbreviation: IDOCs SHOULD NOT use this abbreviation because it could easily be misunderstood in some technical sense.
3. (O) /U.S. Government/ In upper case, "CRYPTO" is a marking or designator that identifies "COMSEC keying material used to secure or authenticate telecommunications carrying classified or sensitive U.S. Government or U.S. Government-derived information." [C4009] (See: security label, security marking.)