Aaron Estes is an expert in cybersecurity architecture, security risk assessment and application security. Estes has 18 years of experience in cybersecurity, software development and security engineering. Estes is a Lockheed Martin Fellow—a title that he has earned twice for his extensive contributions in application security. Estes’s doctoral work is in the area of advanced email attacks, and he has been published in the Encyclopedia of Cryptography and Security. Estes has 10 years of teaching experience at Southern Methodist University. He teaches various courses in security engineering and has developed new curricula for the program in advanced software security and system security engineering.