Anonymous ID: 19634b May 29, 2018, 8:30 a.m. No.1576357   🗄️.is 🔗kun

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ALL YOUR BITCOIN BELONGS TO US

Together with Eli Biham, he discovered differential cryptanalysis, a general method for attacking block ciphers. It later emerged that differential cryptanalysis was already known — and kept a secret — by both IBM[1] and the NSA.[2]