Subject Alternative Name

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

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Abbreviations / Acronyms / Synonyms:

SAN

FIPS 201-3, NIST SP 1800-16B, NIST SP 1800-16C, NIST SP 1800-16D, NIST SP 1800-26C

Definitions:

A field in an X.509 certificate that identifies one or more fully qualified domain names, IP addresses, email addresses, URIs, or UPNs to be associated with the public key contained in a certificate.
Sources:
NIST SP 1800-16B
NIST SP 1800-16C
NIST SP 1800-16D

Glossary Comments

Comments about specific definitions should be sent to the authors of the linked Source publication. For NIST publications, an email is usually found within the document.

Comments about the glossary's presentation and functionality should be sent to secglossary@nist.gov.

See NISTIR 7298 Rev. 3 for additional details.