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Symmetric Cryptography

Definition(s):

  A cryptographic algorithm that uses the same secret key for its operation and, if applicable, for reversing the effects of the operation (e.g., an AES key for encryption and decryption).
Source(s):
NIST SP 800-77 Rev. 1

  Cryptography that uses the same key for both encryption and decryption.
Source(s):
NIST SP 800-77 [Superseded]