Definitions for "TCB"
Trusted Computing Base. The totality of protection mechanisms within a computer system -`including hardware, firmware, and software --- the combination of which is responsible for enforcing a security policy. A TCB consists of one or more components that together enforce a unified security policy over a product or system. The ability of a TCB to enforce a security policy correctly depends solely on the mechanisms within the TCB and on the correct input by system administrative personnel of parameters (e.g., a user's clearance) related to the security policy.
Trusted Computing Base. The set of components on a system that must be trusted for secure operation of the system.
Trusted Computing Base. The totality of protection mechanisms within a computer system - including hardware, firmware and software - the combination of which is responsible for enforcing a security policy. It creates a basic protection environment and provides additional user services required for a trusted computer system. The ability of a trusted computing base to correctly enforce a security policy depends solely on the mechanisms within the TCB and on the correct input by system administrative personnel of parameters (for example, a user's clearance) related to the security policy [NATO87].
Keywords:  timex, revue, showtunes, schlatter, nbc
TCB was a 1968 television special produced by Motown Productions and George Schlatter-Ed Friendly Productions (of Laugh-In fame). The special was a musical revue starring Motown's two most popular groups at the time, Diana Ross & the Supremes and The Temptations. Containing a combination of showtunes, specially prepared numbers, and popular Motown hits, the special was taped before a live studio audience in September 1968 and originally broadcast December 9, 1968 on NBC, sponsored by the Timex watch corporation.
Track Circuit Block (a method of block signalling)
Task Control Block. An operating system control block used to manage the status and execution of a program and its subprograms.
Thread Control Block
Keywords:  wrapper, tcp