Resource Digital Identity Identity Proofing

Digital Identity Guidelines: Enrollment and Identity Proofing, Special Publication 800-63A, Revision 3

These guidelines provide technical requirements for federal agencies implementing digital identity services and are not intended to constrain the development or use of standards outside of this purpose. This guideline focuses on the enrollment and verification of an identity for use in digital authentication.

Organization: National Institute of Standards and Technology (NIST)

Authors: Paul A. Grassi, James L. Fenton, Naomi B. Lefkovitz, Jamie M. Danker, Yee-Yin Choong, Kristen K. Greene, Mary F. Theofanos

Published Year: 2017

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NIST SP 800-63A outlines technical requirements for federal agencies regarding digital identity enrollment and identity proofing, specifying how applicants are verified and enrolled at various Identity Assurance Levels (IALs).

It details processes for collecting, validating, and verifying identity evidence, defines responsibilities for Credential Service Providers, and highlights privacy, security, and usability considerations throughout the identity proofing lifecycle.