New answers tagged ctr
1
NIST SP 800-38A ("Recommendation for Block Cipher Modes of Operation Methods and Techniques "), Appendix B states that "The standard incrementing function takes
[x]m and returns [x+1 mod 2^m]" (my formatting, they used typesetting to show exponents). Section B.1 goes into more detail about recommendations for the CTR mode incrementing function.
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