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estebarbtoday at 3:35 PM1 replyview on HN

Hash functions necesarily have collisions. Also, it is perfectly possible to introduce bugs in the hash function (hash inputs, hash function itself) that allows cross account contamination.


Replies

margalabargalatoday at 4:53 PM

Hash functions necessarily have collisions, but it's perfectly possible to make the expected time between collisions greater than the human lifespan.