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A comment on If your cipher were secure, this image wouldn't have repeating patterns (2015). Parent comment

Re:If your cipher were secure, this image wouldn't have repe... by fdupress on Saturday February 29, 2020 @09:47AM (#22450800)
One-time MACs... The most widely used constructions are based on polynomials: GHASH (from GCM) and Poly1305.
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