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HMAC is a method for constructing a message authentication code based on a cryptographic hash function.

1 vote

Single-purpose symmetric encryption scheme for single files

If the calculated HMAC turns out to be equal to the HMAC in the file, does this mean, apart from the implied ciphertext integrity, that the supplied passphrase is certainly the same as the original passphrase … Otherwise, AES + HMAC is fine and fairly widely used as well. …
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