(NIST), N.
, MacGregor, W.
and Mehta, K.
(2006),
Personal Identity Verification (PIV) of Federal Employees and Contractors, Federal Inf. Process. Stds. (NIST FIPS), National Institute of Standards and Technology, Gaithersburg, MD, [online], https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=50836
(Accessed November 28, 2025)