Computer Security Resource Center

Computer Security Resource Center

Computer Security
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Cryptographic algorithm

Abbreviation(s) and Synonym(s):

None

Definition(s):

  A well-defined computational procedure that takes variable inputs, often including a cryptographic key, and produces an output.
Source(s):
NIST SP 800-133
NIST SP 800-152

  A well-defined computational procedure that takes variable inputs, including a cryptographic key, and produces an output.
Source(s):
NIST SP 800-57 Part 1 Rev. 3 [Superseded]
NIST SP 800-57 Part 1 Rev. 4

  1. A well-defined computational procedure that takes variable inputs, including a cryptographic key, and produces an output.
Source(s):
CNSSI 4009-2015 under cryptographic algorithm (crypto-algorithm) (NIST SP 800-57 Part 1 Rev. 3)

  2. Well-defined procedure or sequence of rules or steps, or a series of mathematical equations used to describe cryptographic processes such as encryption/decryption, key generation, authentication, signatures, etc.
Source(s):
CNSSI 4009-2015 under cryptographic algorithm (crypto-algorithm) (NSA/CSS Manual Number 3-16 (COMSEC))