### Question
What does national security system mean?


### Answer
**National security system** has the following meaning in *44 U.S.C. § 3542*:

> any information system (including any telecommunications system) used or operated by an agency or by a contractor of an agency, or other organization on behalf of an agency—


(i) the function, operation, or use of which—


(I) involves intelligence activities

#### Citation:
  - *44 U.S.C. § 3542*
  - Heading: **CHAPTER 35-COORDINATION OF FEDERAL INFORMATION POLICY > SUBCHAPTER III-INFORMATION SECURITY**

