Computer network defense service provider

Overview
A omputer network defense service provider is an organization responsible for delivering protection, detection, and response services to its users. Computer network defense service providers are commonly a Computer Emergency Response Team or Incident Response Team and may be associated with a Network Operations and Security Center.

Source

 * GAO, Defense Department Cyber Efforts: DOD Faces Challenges In Its Cyber Activities 62 (GAO-11-75) (July 2011) (full-text).