Hans Dobbertin
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Hans Dobbertin, (April 17, 1952 - February 2, 2006) was a German cryptographer who is best known for his cryptanalysis of the MD4 hash function. He was member of the German Federal Office for Information Security (Bundesamt für Sicherheit in der Informationstechnik, BSI) and professor at the Ruhr University in Bochum.
