Paul Kocher is a security researcher and entrepreneur. His technical work includes discovering differential analysis, co-authoring the SSL/TLS protocol, co-discovering the Spectre vulnerability, and architecting numerous security hardware cores. He founded Cryptography Research in 1995, grew the company organically until its acquisition by Rambus, then led the Cryptography Research Division until 2017. He has also invested in and advised numerous security start-ups. Paul is a member of the U.S. National Academy of Engineering, a member of the National Academies' Forum on Cyber Resilience, a Fellow of the International Association for Cryptologic Research (IACR), and a recipient of the 2019 Marconi Prize.