Global Counterespionage Specialist in the United States

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J.D.LeaSure was active within the counterespionage, counterterrorism and counterintelligence fields for 27 years prior to founding ComSec LLC.

During his extensive and distinguished career, J.D. has conducted counterespionage investigations and Technical Surveillance Counter Measures (TSCM) in the United States, and throughout the world.

He attained the prestigious Certified Counterespionage Information Security Management Certification (CCISM), awarded by the Institute For Countermeasure Studies (Technical Services Agency) which was developed by the late Glenn H. Whidden, 28 year veteran of The Central Intelligence Agency, Founder and President of The Espionage Research Institute (ERI).

J.D. is now the Director of The Espionage Research Institute International (ERII), and a full member of the Technical Surveillance Counter Measures Institute (TSCMi). He is also an active contributor to the world of counterintelligence and technical surveillance countermeasures.

  • Work
    • ComSec LLC.