DoD Trusted Computer System Evaluation Criteria (TCSEC)
- A document published by the National Computer Security Center containing a uniform set of basic requirements and evaluation classes for assessing degrees of assurance in the effectiveness of hardware and software security controls built into systems. These criteria are intended for use in the design and evaluation of systems that will process and/or store sensitive or classified data. This document is Government Standard DoD 5200. 28-STD and is frequently referred to as "The Criteria" or "The Orange Book. "