id: "AC-04(04)" title: "Flow Control of Encrypted Information" family: "AC" family_name: "Access Control" sort_id: "ac-04.04" priority: "P1" implementation_level: "system" parent: "AC-04" enhancement: True


Statement

Prevent encrypted information from bypassing {{ insert: param, ac-04.04_odp.01 }} by {{ insert: param, ac-04.04_odp.02 }}.

Guidance

Flow control mechanisms include content checking, security policy filters, and data type identifiers. The term encryption is extended to cover encoded data not recognized by filtering mechanisms.

Assessment Objective

encrypted information is prevented from bypassing {{ insert: param, ac-04.04_odp.01 }} by {{ insert: param, ac-04.04_odp.02 }}.

Access control policy

information flow control policies

procedures addressing information flow enforcement

system design documentation

system configuration settings and associated documentation

system audit records

system security plan

other relevant documents or records

System/network administrators

organizational personnel with information security responsibilities

system developers

Mechanisms implementing information flow enforcement policy