Defined term
Guard (system)
Guard (system): (system) A computer system that (a) acts as gateway between two information systems operating under different security policies and (b) is…
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Infrastructure
Definition
(system) A computer system that (a) acts as gateway between two information systems operating under different security policies and (b) is trusted to mediate information data transfers between the two. See transfer cross domain solution.
Alternative Definitions
- Definition 2
A mechanism limiting the exchange of information between information systems or subsystems. (CNSSI-4009) (NISTIR)
Sources
1
Committee on National Security Systems Glossary CNSSI 4009-2015
View Source2
The Cyber Glossary
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