Defined term

Trusted Computing Base (TCB)

Trusted Computing Base (TCB): Totality of protection mechanisms within a computer system, including hardware, firmware, and software, the combination…

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Definition

Totality of protection mechanisms within a computer system, including hardware, firmware, and software, the combination responsible for enforcing a security policy.

Alternative Definitions

Definition 2

Totality of protection mechanisms within a computer system, including hardware, firmware, and software, the combination responsible for enforcing a security policy. (CNSSI-4009) (NISTIR)

Source: The Cyber GlossaryType: external

Sources

1
Committee on National Security Systems Glossary CNSSI 4009-2015
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2
The Cyber Glossary
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