INTEL - The Founding Father of U.S. Counterintelligence

The John Walker Spy Ring and The U.S. Navy's Biggest Betrayal - USNI News

Former counterintelligence officer Greg Gunter reflects on Cold War tensions, Local

Thirty Years Later, We Still Don't Truly Know Who Betrayed These Spies, History

INTEL - The Founding Father of U.S. Counterintelligence

INTEL - Culper Spy Ring

Cybersecurity Threats to the U.S.

INTEL - The Founding Father of U.S. Counterintelligence

INTEL - The Founding Father of U.S. Counterintelligence

Intelligence Leaks Cast Spotlight on a Recurring Insider Threat: Tech Support - WSJ

The Plot Against the President by Lee Smith

Legacy of CIA Spy Chief James Angleton, Godfather of Mass Surveillance

25 Moments That Made American History for July 4

Documents Reveal the Complex Legacy of James Angleton, CIA Counterintelligence Chief and Godfather of Mass Surveillance

INTEL - Benedict Arnold