Eli Biham

Eli Biham () is an Israeli cryptographer and cryptanalyst who is a professor at the Technion - Israel Institute of Technology Computer Science department. From 2008 to 2013, Biham was the dean of the Technion Computer Science department, after serving for two years as chief of CS graduate school. Biham invented (publicly) differential cryptanalysis, for which he received his Ph.D., while working under Adi Shamir. It had been invented before by a team at IBM during their Data Encryption Standard work; the National Security Agency told IBM to keep the discovery secret. Provided by Wikipedia