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IA

Abbreviation(s) and Synonym(s):

Identification and Authentication (NIST SP 800-53 security control family)

Definition(s):

  Measures that protect and defend information and information systems by ensuring their availability, integrity, authentication, confidentiality, and non-repudiation. These measures include providing for restoration of information systems by incorporating protection, detection, and reaction capabilities.
Source(s):
NIST SP 800-59 under Information Assurance from CNSSI 4009
NISTIR 7622 under Information Assurance from CNSSI 4009-2010

  Measures that protect and defend information and information systems by ensuring their availability, integrity, authentication, confidentiality, and non-repudiation. These measures include providing for restoration of information systems by incorporating protection, detection, and reaction capabilities. Note: DoDI 8500.01 has transitioned from the term information assurance (IA) to the term cybersecurity. This could potentially impact IA related terms.
Source(s):
NIST SP 800-12 Rev. 1 under Information Assurance from CNSSI 4009

  The process of establishing the identity of an entity interacting with a system.
Source(s):
NISTIR 7711 under Identification and Authentication