Privacy

Phil Zimmermann

Creator of PGP, the first widely available strong email encryption

Born 1954

Brian Acton

WhatsApp co-founder who funded the Signal Foundation

Born 1972

Whitfield Diffie

Co-inventor of public-key cryptography

Born 1944

Moxie Marlinspike

Cryptographer who created the Signal messaging app and protocol

Bruce Schneier

Cryptographer and security expert known for Applied Cryptography

Born 1963