In the National Security Agency (NSA) Continuous Monitoring Annex, specific line items and requirements are indexed by number:
: Analysis of NSA CSfC requirement 423 regarding traffic monitoring for multimedia data. Dod (423) mp4
: States that all traffic source and destination addresses must remain within the subset of management network IP addresses. In the National Security Agency (NSA) Continuous Monitoring
: Refers to a specific monitoring requirement (Monitoring Point 4) where expected traffic must be defined by the customer and restricted to mission-essential flow. : Modern General Services Administration (GSA) and DoD
: Modern General Services Administration (GSA) and DoD contracts often specify MP4 as the standard format for video recordings of market tours or project demonstrations.
: Academic papers like "English norming data for 423 short animated action movie clips" use specific sets of 423 MP4 videos for language and action observation research.