</s>Date : 09/24/98 Page : 1 JFK ASSASSINATION SYSTEM IDENTIFICATION FORM AGENCY INFORMATION AGENCY PFIAB RECORD NUMBER :: 206-1001-10005- RECORDS/SERIES: :PRESIDENT S:FOREIGN INTELLIGENCE, ADVISORY BOARD AGENCY FILE NUMBER: PRESIDENT'S:FOREIGIN INTEILIGENCE.ADVISORY BARD ORIGINATOR :: PFIAB DOCUMENT INFORMATION FROM: TO: TITLE :: PRESIDENT'S FOREIGN INTELIGENCE ADVISORY BOARD AGENDA : FOR MEETING OF APRIL 23, 1963 DATE :: 04/23/63 PAGES: : AGENGA FOR APRIL 22, 1963 MEETTING SUBJECT: :: SUMMARY OF APRIL 23. 1963 METEING SUMMARINE OF APRILL 23,1963 MEETINGS DOCUMent TYPE: PAPER: TEXTUAL DOCUMENT CLASSIFICATION: : TOP SECRET: RESTRICTIONS: : 1B, 1C CURRENT STATUS: : RELEASED WITH DELETONS DATE OF LAST REVIEW :: 00-06/07/59: 08/01/2024 OPENING CRITERIA: COMMENTS: :00-06 /07/79: 0801/02/24 (R) Release under the President John F. Kennedy Assassination Records Collection Act of (R] - ITEM IS RESTRICTED NW 88132 Dodcid:34671880 Page 1

Summary:  
This document details discussions from the President's Foreign Intelligence Advisory Board (PFIAB) meeting held on April 23, 1963, focusing on covert operations in Cuba, intelligence activities, and prisoner exchanges with Fidel Castro. The meeting reviewed CIA reports on clandestine agents in Cuba, including resident agents, illegal teams, and penetration of Cuban installations. It also addressed the status of U.S.-Cuba prisoner exchanges involving American nationals and Cuban defectors. Coordination between the Department of State, CIA, and other agencies was discussed regarding covert actions and policy toward Cuba. Internal agency communications, such as Director of Central Intelligence John McCone’s comments on intelligence operations, were referenced. Challenges in maintaining covert activities in Cuba, including risks to agents and operational limitations, were highlighted.  

The document also includes classified communications from 1963 discussing Soviet military presence in Cuba, CIA assessments of Soviet personnel, and U.S. intelligence operations. It details estimates by CIA analyst Bruce Clark regarding the number of Soviet personnel in Cuba, including removals between February 15 and April 20, 1963, and their roles (military engineers, naval operations, etc.). Discussions involved Defense Intelligence Agency (DIA) responsibilities, NSA efforts to intercept Soviet communications (e.g., SILVER, COFFEE systems), and technical challenges in decrypting Soviet ciphers. References include General Carroll’s remarks on DIA organization, Dr. Torella’s analysis of Soviet communication networks, and Mr. Murphy’s inquiries about NSA capabilities. U.S. diplomatic traffic monitoring and radiation detection efforts to prevent Soviet exploitation of encryption systems were also mentioned.  

Key People:  
- Dr. Killian (PFIAB Chairman)  
- John McCone (Director of Central Intelligence)  
- Bruce Clark (CIA analyst)  
- General Carroll (DIA)  
- Dr. Torella  
- Mr. Murphy  
- General Blake  
- Dr. Fordella  

Key Locations:  
- Washington, D.C. (White House and Executive Office Buildings)  
- Cuba  
- Mexico (intelligence reporting)  
- Moscow  
- Havana  

Key Events:  
- U.S.-Cuba prisoner exchange involving American nationals and Cuban defectors  
- CIA briefing on clandestine operations in Cuba, including resident agents, illegal teams, and penetration of Cuban installations  
- Coordination discussions between the Department of State, CIA, and other agencies regarding covert actions and policy toward Cuba  
- Review of intelligence reports and operational assessments for covert activities  
- CIA assessments of Soviet personnel in Cuba, including removals and roles (military engineers, naval operations)  
- DIA organizational updates and NSA communication interception efforts (SILVER, COFFEE systems)  
- Analysis of Soviet cipher systems (SILVER, COFFEE, ALUMINUM SCRAMBLER)  
- U.S. diplomatic traffic monitoring and radiation detection efforts  

Key Organizations:  
- President's Foreign Intelligence Advisory Board (PFIAB)  
- Central Intelligence Agency (CIA)  
- Defense Intelligence Agency (DIA)  
- National Security Agency (NSA)  
- National Reconnaissance Office (NRO)

JFK Declassified Files

206-10001-10005.pdf

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