While some experts believe there was nothing malicious about the more than three-hour cyber breakdown of the New York Stock Exchange on Thursday, they do not want to admit the system’s vulnerabilities either to the public or the government, because it would undermine consumer confidence and rattle the American economic system, according to Peter Pry.

Pry, a former analyst with the Central Intelligence Agency, also warned that if “unintentional” circumstances can cause such a dramatic disruption to the NYSE operations, “imagine what a skilled and well-resourced malicious cyber adversary may be able to accomplish.” Pry also was a staff director of the congressionally mandated Electromagnetic Pulse Commission, which addressed the potential impact of an EMP attack on the nation’s critical infrastructure. He is director of the congressional advisory Task Force on National and Homeland Security and the U.S. Nuclear Strategy Forum. FULL REPORT