Freedom of Information/Privacy Act
Witness Security Files Information System
Department/Agency Name: U.S. Department of
Major Organization Subdivision: United States
Marshals Service (USMS)
Minor Organization Subdivision: Investigative Services Division
Name of Unit:
Street Address: CS-3, U.S. Marshals Service Headquarters
Zip Code: 20530-1000
Country: United States
Hours of Service: 9:00 a.m. - 5:30 p.m.
ABSTRACT: This system contains requests to enter the Witness Security Program, background
information, funding information, and moving information on government witnesses who are
participants in the Program.
PURPOSE: WITSEC files are used to plan and accomplish the major functions involved in the
protection of government witnesses and their families.
ACCESS CONSTRAINTS: All WITSEC files are protected from unauthorized access through
appropriate administrative, physical, and technical safeguards. These safeguards include
restricting access to those with a need-to-know to perform their official duties, using locks and
alarm devices, passwords and/or encrypting data communications.
USE CONSTRAINTS: Users are restricted to only those privileges necessary to perform
AGENCY PROGRAM: The WITSEC system supports the USMS in providing for the security,
health, and safety of government witnesses, and their immediate dependents, whose lives are in
danger as a result of their testimony against organized crime, drug traffickers, terrorists and other
SOURCES OF DATA: The individual, the court, other Federal, State, local and foreign law
enforcement agencies, and medical personnel.
RESPONSIBLE OFFICE FOR DISTRIBUTING INFORMATION
OFFICE OF CONTACT FOR FURTHER INFORMATION
DATE OF LAST MODIFICATION: Ongoing