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No, because the second hash is only performed after the first hash has already matched, and so, using the threshold secret sharing crypto, the server has learne
by comex 5y ago
No, because the second hash is only performed after the first hash has already matched, and so, using the threshold secret sharing crypto, the server has learned the escrowed encryption key for the image. (Well, for its “visual derivative”, at any rate.)
- vermilingua 5y agoSo, Apple retains the ability to decrypt E2EE data? That’s… worse?
- ec109685 5y agoOnly E2EE data that matches known CSAM hashes, and only when 30 matches have been found, and only the “visual derivative” of those images.