Abdulellah Alsaheel is a Security Consultant in Mandiant's Riyadh office. Mr. Alsaheel is focused on software security assessments, exploits development and malware reverse engineering. Prior to joining Mandiant, Mr. Alsaheel acted as a software developer for the National Company of Telecommunication and Information Security - NCTIS. During this time, he developed and optimized the security posture of different communication systems. Mr. Alsaheel also worked as an independent Security Consultant, developing Secure Coding Guidelines, Threat Modeling and conducting source-code reviews.