Keywords: Personal Identity Verification (PIV) card (5884513654).jpg Four areas of increasing security in a facility unrestricted controlled limited and exclusion and recommended authentication methods for passing through access points that separate them including visual authentication VIS Cardholder Unique Identifier CHUID Card Authentication Key CAK biometric authentication supervised by a human attendant BIO-A biometric authentication unsupervised by an attendant BIO and Public Key Infrastructure PKI Credit NIST Disclaimer Any mention of commercial products within NIST web pages is for information only; it does not imply recommendation or endorsement by NIST Use of NIST Information These World Wide Web pages are provided as a public service by the National Institute of Standards and Technology NIST With the exception of material marked as copyrighted information presented on these pages is considered public information and may be distributed or copied Use of appropriate byline/photo/image credits is requested https //www flickr com/photos/usnistgov/5884513654/ Personal Identity Verification PIV card 2008-04-01 16 21 https //www flickr com/people/63059536 N06 National Institute of Standards and Technology PD-USGov National Institute of Standards and Technology https //flickr com/photos/63059536 N06/5884513654 2016-09-07 02 53 06 United States Government Work Uncategorized 2016 October 15 |