Don Coppersmith (born 1950) is a cryptographer and mathematician. Tanja Lange is a German cryptographer and number theorist at the Eindhoven University of Technology. Kaisa Nyberg is a Finnish cryptographer and computer security researcher. NSA Agent Natalie Philips, a genius workaholic government cryptographer. Matthew Daniel Green (born 1976) is a cryptographer and security technologist. Azzolino was also a skilled cryptographer and investigator. The perl script was written by well known cryptographer and cypherpunk, Ian Goldberg. Sassaman was a well-known cypherpunk, cryptographer and privacy advocate. In 1983, the American cryptographer David Chaum conceived an anonymous cryptographic electronic money called ecash. Ian Avrum Goldberg (born March 31, 1973) is a cryptographer and cypherpunk. He served as Chief Cryptographer for Hush Communications, who provide an OpenPGP-based e-mail service, Hushmail. During this period, de Grey and cryptographer William Montgomery completed the decryption. A common confusion is that Maurice was a cryptographer for Mossad. Mihir Bellare is a cryptographer and professor at the University of California San Diego. Adi Shamir (; born July 6, 1952) is an Israeli cryptographer.