Ramses Martinez is the Director of Security at Yahoo! In this role Mr. Martinez leads the team that is responsible for dealing with all security and e-crime incidents affecting the Yahoo! infrastructure and users globally.

Prior to his current position Mr. Martinez led the team was responsible for all aspects of information security at Verisign. During his time at Verisign Mr. Martinez was responsible for creating and managing the strategy, policy and operational work required for protecting the global DNS registry infrastructure for the .net, .com, .gov domains and the largest public key encryption infrastructure in the world.

For the last fifteen years Mr. Martinez has worked with a number of companies creating security programs and solutions to protect their network infrastructure; this work included designing and implementing complex control systems to deal with DDoS, malware and other security threats.

Mr. Martinez is a board steering committee member of the Anti-phishing working group (APWG), he has also acted as a speaker and cyber security advisor for a number of security and policy organizations like Council of Europe and the East West Institute.