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ANSI X9.102-2020
Symmetric Key Cryptography for the Financial Services Industry - Wrapping of Keys and Associated Data
This standard specifies four key wrap mechanisms based on ASC X9 approved symmetric key block ciphers whose block size is either 64 bits or 128 bits. The key wrap mechanisms can provide assurance of the confidentiality and the integrity of data, especially cryptographic keys or other specialized data.
Accredited Standards Committee, Inc. - Financial Industry Standards [ascx9]