1. A well-defined computational procedure that takes variable inputs, including a cryptographic key, and produces an output. Source: 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: NSA/CSS Manual Number 3-16 (COMSEC)
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1. A well-defined computational procedure that takes variable inputs, including a cryptographic key, and produces an output. Source: 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: NSA/CSS Manual Number 3-16 (COMSEC)
Cite this term
Election Security Glossary. (2026). Cryptographic Algorithm (crypto Algorithm). In Election Security Glossary. Retrieved August 13, 2026, from https://electionsecurityglossary.com/glossary/cryptographic-algorithm-crypto-algorithm
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