Keying Merkle-Damgård at the Suffix
A classical way to turn a cryptographic hash function into a MAC (message authentication code) function is by concatenating key and message and interpreting the result as a tag. For the Merkle-Damgård hash function construction, the approach to prepend the key to the message is known to be insecure...
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| Main Author: | |
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| Format: | Article |
| Language: | English |
| Published: |
Ruhr-Universität Bochum
2025-03-01
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| Series: | IACR Transactions on Symmetric Cryptology |
| Subjects: | |
| Online Access: | https://tosc.iacr.org/index.php/ToSC/article/view/12072 |
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