America's Gatekeeper

DCSA is the largest security agency in the federal government dedicated to protecting America's trusted workforce and trusted workspaces.

Each year, DCSA services over

  • 100+ federal entities
  • 10,000+ cleared companies
  • 2M+ background investigations
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DCSA services transition to Cloud as part of TW 2.0


QUANTICO, Va. – The Defense Information System for Security (DISS) will begin migration  to the cloud this weekend as part of the Defense Counterintelligence and Security Agency’s (DCSA) “Cloud Smart” strategy under the National Background Investigation Services (NBIS).  This transition aligns with...

DCSA Director: DOD, government, industry and academia partnership with America’s Gatekeeper protects the nation’s trusted workforce, spaces, secrets


ALEXANDRIA, Va. – “The global threat environment is converging into kind of a perfect storm.” Defense Counterintelligence and Security Agency (DCSA) Director David Cattler explained his perception that a storm of such magnitude is brewing as he spoke to insider threat and security professionals from...

DCSA Security Conference for DOD offers exclusive Army breakout session


The Defense Counterintelligence and Security Agency (DCSA) is partnering with the U.S. Army to host an exclusive breakout session on Aug. 28 at the conclusion of the DCSA Security Conference for Department of Defense (DOD).

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DCSA services transition to Cloud as part of TW 2.0 Story
DCSA Director: DOD, government, industry and academia partnership with America’s Gatekeeper protects the nation’s trusted workforce, spaces, secrets Story
DCSA Security Conference for DOD offers exclusive Army breakout session Story
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QUANTICO, Va. – The Defense Information System for Security (DISS) will begin migration  to the cloud this weekend as part of the Defense Counterintelligence and Security Agency’s (DCSA) “Cloud Smart” strategy under the National Background Investigation Services (NBIS).  This transition aligns with...

  • Aug. 27, 2025
DITMAC Kicks off National Insider Threat Awareness Month with a symposium held at the Patent and Trademark Office building in Alexandria, Virginia on August 18-19, 2025. The theme for the event was

ALEXANDRIA, Va. – “The global threat environment is converging into kind of a perfect storm.” Defense Counterintelligence and Security Agency (DCSA) Director David Cattler explained his perception that a storm of such magnitude is brewing as he spoke to insider threat and security professionals from...

  • Aug. 22, 2025
Army Breakout Session DCSA Security Conference for DOD

The Defense Counterintelligence and Security Agency (DCSA) is partnering with the U.S. Army to host an exclusive breakout session on Aug. 28 at the conclusion of the DCSA Security Conference for Department of Defense (DOD).

  • Aug. 6, 2025
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News & Publications

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DCSA services transition to Cloud as part of TW 2.0

QUANTICO, Va. – The Defense Information System for Security (DISS) will begin migration  to the cloud this weekend as part of the Defense Counterintelligence and Security Agency’s (DCSA) “Cloud Smart” strategy under the National Background Investigation Services (NBIS).  This transition aligns with...

Aug. 27, 2025

DITMAC Kicks off National Insider Threat Awareness Month with a symposium held at the Patent and Trademark Office building in Alexandria, Virginia on August 18-19, 2025. The theme for the event was

DCSA Director: DOD, government, industry and academia partnership with America’s Gatekeeper protects the nation’s trusted workforce, spaces, secrets

ALEXANDRIA, Va. – “The global threat environment is converging into kind of a perfect storm.” Defense Counterintelligence and Security Agency (DCSA) Director David Cattler explained his perception that a storm of such magnitude is brewing as he spoke to insider threat and security professionals from...

Aug. 22, 2025

Army Breakout Session DCSA Security Conference for DOD

DCSA Security Conference for DOD offers exclusive Army breakout session

The Defense Counterintelligence and Security Agency (DCSA) is partnering with the U.S. Army to host an exclusive breakout session on Aug. 28 at the conclusion of the DCSA Security Conference for Department of Defense (DOD).

Aug. 6, 2025

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DITMAC and CDSE win 2025 intelligence community training and education award

Of all people – DoD Insider Threat Management and Analysis Center (DITMAC) Deputy Director Henry Nelson – knows that countering insider threats is a team sport. It’s still nice to be reminded, especially if it comes in the form of a prestigious intelligence community award.  A Defense...

Aug. 6, 2025

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DCSA leader helps small business owners prepare for success with federal contracts

WASHINGTON – FOCI, FCL, KMP and NISP.How do these acronyms connect to America’s small businesses contracted to provide products or services to the federal government and to those seeking such a contract?Dr. Ruby Crenshaw-Lawrence, chief of Small Business Programs and Industry Engagements at the...

Aug. 4, 2025

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