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Date Published: March 2020
Comments Due: April 17, 2020 (public comment period is CLOSED)
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This draft of SP 800-133 Revision 2 discusses the generation of the keys to be managed and used by the approved cryptographic algorithms, and it provides a method for determining a symmetric key by combining multiple keys and other data.
NOTE: A call for patent claims is included on page iii of this draft. For additional information, see the Information Technology Laboratory (ITL) Patent Policy--Inclusion of Patents in ITL Publications.