2:40 PM
2 hours later…
5:13 PM
@Aurelius note that a) if you salt the message before signing it, you need to publish the salt as well to allow verification and b) anything that prevents collisions is fine
so if you only have one signer an incrementing 32-bit counter will work (assuming you sign less than 4 billion messages in the lifetime of the key)
4 hours later…
9:19 PM
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Transcript for
Jun17
Jun '1818
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The Side Channel
Mostly randomly generated noise. – crypto.stackexchange.com