Functional Requirements
Components
¨ Smallest Effective Group of Requirements
¨ Contains List of Evaluatable Statements
called “Elements”
Component is like a phrase in natural language
Element is like a word in the phrase
¨ Component may have multiple “levels”
Each could contain more functions, or
Each could extend functions to more users
600.436 High-
Assurance Systems
Fall 01/Protection Profiles
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