Definition(s)


Authentication

The process of verifying the identity or other attributes of an entity (user, process, or device).

Extended Definition: Also the process of verifying the source and integrity of data.

Adapted from: CNSSI 4009, NIST SP 800-21, NISTIR 7298

Source: NICCS™ Portal Cybersecurity Lexicon, National Initiative for Cybersecurity Careers and Studies (https://niccs.us-cert.gov/glossary) as of 11 November 2015, Global Standards

 

Authentication

Property that an entity is what it is claims to be.

Source: ISO/IEC 27000:2014, Information technology — Security techniques — Information security management systems — Overview and vocabulary, Third Edition, January 2014. Global Standards

 

Authentication

Process of validating identity.

Source:  DNVGL-RP-G108, Cyber security in the oil and gas industry based on IEC 62443, DNV GL, September 2017. Global Standards

Authentication

Security measure designed to establish the validity of a transmission, message, or originator, or a means of verifying an individual’s authorization to receive specific categories of information [9].

Source: ANSI/ISA–99.00.01–2007, Security for Industrial Automation and Control Systems, Part 1: Terminology, Concepts, and Models, 29 October 2007. National Standard

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