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The associated data string.
NIST SP 800-38C
The additional authenticated data
NIST SP 800-38D
Additional input that is bound to the secret keying material; a byte string.
NIST SP 800-56B Rev. 2
A short, alphanumeric string derived from a user’s public key using a hash function, with additional data to detect errors. Addresses are used to send and receive digital assets.
NISTIR 8202 under Address
NISTIR 8301 under Address from NISTIR 8202