Comment on The White House wants to 'cryptographically verify' videos of Joe Biden so viewers don't mistake them for AI deepfakes

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Natanael@slrpnk.net ⁨9⁩ ⁨months⁩ ago

A MAC is symmetric and can thus only be verified by you or somebody who you trust to not misuse or leak the key. Regular digital signatures is what’s needed here

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