Another look at HMAC
HMAC is the most widely-deployed cryptographic-hash-function-based message authentication code. First, we describe a security issue that arises because of inconsistencies in the standards and the published literature regarding keylength. We prove a separation result between two versions of HMAC, whi...
Main Authors: | , |
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Format: | Article |
Language: | English |
Published: |
De Gruyter
2013-10-01
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Series: | Journal of Mathematical Cryptology |
Subjects: | |
Online Access: | https://doi.org/10.1515/jmc-2013-5004 |