|Army Counterintelligence Discussion Group and Research Site|
Provides research links and materials, a public message board, and a private mailing list.
|Counterintelligence Interrogation Manual|
Handbook for Project KUBARK prepared in July 1963 by CIA's Counterintelligence Staff. Designed for use in screening sources. Covers coercive and non-coercive methods; tips for resistant subjects; sensory deprivation and hypnosis. Includes interrogator's checklist and descriptive bibliography.
|FBI Freedom of Information Act Electronic Reading Room - Espionage|
Declassified Federal Bureau of Investigation files, in .PDF format, on famous spy cases, including: Anthony Blunt; Burgess, MacLean and Philby; Owen Lattimore; Nathan Silvermaster; Julius and Ethel Rosenberg.
|National Counterintelligence Information Center (NACIC)|
Protection against economic espionage. Provides national-level counterintelligence products and services for the US Government and the U.S. private sector.
|Of Moles and Molehunters|
Former CIA officer Cleveland Cram surveys the literature on Counterintelligence Chief James Jesus Angleton's search for Soviet agents during the 1960s.
|The Angleton Archive|
Biography of James Jesus Angleton, chief of CIA counterintelligence, 1954 to 1974. Covers his career, Soviet defectors and agents, efforts to weed out Soviet spies in the CIA, Watergate, and rivalry between the CIA and the FBI.
Declassified decryptions of Soviet KGB and GRU messages from the 1940s, which provided U.S. counterintelligence officers with extraordinary insight into Soviet attempts to infiltrate the U.S. Government.