The National Center for Credibility Assessment (NCCA)

The National Center for Credibility Assessment (NCCA)


The National Center for Credibility Assessment’s (NCCA) mission is to lead the credibility assessment enterprise by delivering premier training and education; program oversight; technical support; and research, development, testing, and evaluation (RDT&E) services.

  • Determining the standards for and conducting polygraph initial and continuing education.

  • Conducting polygraph countermeasures education and research.

  • Advising the Director of DCSA, the Under Secretary of Defense for Intelligence and Security (USD(I&S)), and the Director of National Intelligence on federal polygraph technical matters, policies, and standards.

  • Auditing federal polygraph programs to ensure that they are compliant with federal policy, practices, and standards.


Deliver premier credibility assessment services to fortify uncompromised intelligence, national security, and law enforcement capabilities.

Operating Imperatives

  • Strengthen the relevance and quality of training and education.

  • Maximize the accessibility of services through a mixture of in-person and virtual opportunities.

  • Demonstrate stewardship in the execution of all mission areas.

  • Serve with objectivity and full transparency always.

  • Seek synergistic collaboration across governmental interagency partners.

  • Foster a community-wide culture of innovation.