Alex has been at Comcast since 2011, working on platforms related to Residential Email and Anti-Abuse.  His industry work includes M3AAWG as Data & Identity Protection co-chair advocating for better protection for user data, IETF work where he has co-authored RFC8460 (TLSRPT), RFC8461 (MTA-STS) and is currently working on the DMARCbis endeavor, and working on the BIMI project.