Definition(s)


Subject

An individual, process, or device causing information to flow among objects or a change to the system state.

Extended Definition: An active entity.

Adapted from: NIST SP 800-53 Rev 4., CNSSI 4009.

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

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