Key (disambiguation)

This disambiguation page lists articles associated with the same or a similar title.

Key may refer to:

• Key (cryptography) [r]: Characteristics and generation of data which, in combination with a cryptographic algorithm, introduces or removes the concealment applied to plaintext or taken to ciphertext; key management is arelated but separate discipline of secure distribution of keys and entering them into cryptosystems ^[e]
• Key (music) [r]: Add brief definition or description
• Key (security) [r]: Add brief definition or description