Julien Vehent is the author of Mozilla's Server Side TLS guidelines, a contributor to the CA management program and the lead developer of Mozilla's TLS Observatory and a number of security tools. Julien manages the Firefox Services Security team, responsible for defining, implementing and operating the security of web services that millions of Firefox users interact with daily. Julien's background is in web applications security, services architecture, cryptography and risk management. Julien is the author of Securing DevOps (Manning Ed.).