Senior Software Development Engineer, PhoneFactor
Marsh Ray is a Senior Software Development Engineer at PhoneFactor, where he is a core developer of the PhoneFactor authentication system. In 2009, Ray discovered the TLS renegotiation flaw, co-wrote the disclosure paper and was an author of RFC 5746, TLS Renegotiation Extension, in 2010. Also in 2010, he disclosed the NTLM authentication forwarding flaw. He is a regular participant in the IETF TLS working group, and participates in other IETF and non-IETF security and cryptography groups. He is a regular presenter at security industry conferences worldwide and is an active security blogger.