A lifecycle state for a key in which the key may be used to cryptographically protect information (e.g., encrypt plaintext or generate a digital signature), to cryptographically process previously protected information (e.g., decrypt ciphertext or verify a digital signature) or both.
Sources:
NIST SP 800-152
The key state in which the key may be used to cryptographically protect information (e.g., encrypt plaintext or generate a digital signature), cryptographically process previously protected information (e.g., decrypt ciphertext or verify a digital signature), or both.
Sources:
NIST SP 800-57 Part 1 Rev. 5