Thomas Ryan is an established expert on cyber & physical security specializing in red team operations, application and supply chain security, information operations & personal protection. His precision focus during his military and post-military career has been on offensive and defensive security operations and their application within both public and private organizations.

Thomas serves as Board Advisor for numerous organizations while functioning as a Founder of Asymmetric Global, the leader in physical and cybersecurity advisory.

In 2010 Thomas gained global notoriety for his research known as “The Robin Sage Experiment”. His research focused on the dangers and threats of social media. To this day the impact of this research is still relevant as well as 10x greater. Currently, Robin Sage Experiment's concepts are being taught in 28 universities in their cybersecurity and homeland security programs. It has also been referenced in 100’s books, and security research papers, while its TTPs are actively used in many Red Teams, OSINT investigators, and intelligence collection operations. Additionally, Thomas has been assigned several CVEs for exploits discovered and referenced 3 different times in the MITRE ATT&CK Framework.