NIST SP 800-53 Rev. 5
SI-4(4)
System and Information Integrity
enhancement

Inbound and Outbound Communications Traffic

Parent: SI-4

Description

a. Determine criteria for unusual or unauthorized activities or conditions for inbound and outbound communications traffic; b. Monitor inbound and outbound communications traffic [organization-defined parameter] for [organization-defined parameter].

Mapped SPARTA techniques

151 techniques

Cite as SafeMode Space, nist-80053-rev5 SI-4(4).

Built 2026-07-25 from 216 techniques, 334 regulation articles, 125 ENISA controls, 2,610 framework controls, and 90 countermeasures.