"Air Force planning to train hundreds yearly in cyber warfare skills". Patrick Thibodeau (February 12, 2008). "Outsourcing helps spur data center land rush outside D.C." External links "Physical Security Standards for Sensitive Compartmented Information Facilities", DCID 6/9 Text; effective November 18, 2002. Retrieved 2010-07-19. (expired, only in use as grandfathering old facilities without updating) "Director of Central Intelligence Directive 6/3 Protecting sensitive compartmented information within information systems", MANUAL. n.d. Retrieved 2010-07-19. Definitions of SCIF-related terms SCIFsolutions.com. Retrieved 9 March 2017. "Director Signature and Technical Specifications for Construction and Management of Sensitive Compartmented Information Facilities." (April 2012). "Sensitive Compartmented Information Facility (SCIF) and Special Access Program Facility (SAPF) Criteria“ (March 2020). "SCIF Solutions: Provider of Next Generation SCIFs" (Since Oct 2004). "What is a SCIF" Adamosecurity.com (April 2019) United States government secrecy Rooms