FedRAMP Physical and Logical Separation of Information Flows AC-4 (21)

Overview:
The information system separates information flows logically or physically using [Assignment: organization-defined mechanisms and/or techniques] to accomplish [Assignment: organization- defined required separations by types of information].

Supplemental Guidance:
Enforcing the separation of information flows by type can enhance protection by ensuring that information is not commingled while in transit and by enabling flow control by transmission paths perhaps not otherwise achievable. Types of separable information include, for example, inbound and outbound communications traffic, service requests and responses, and information of differing security categories.

Action Items:
1) Create Network/Data Flow Diagrams

2) Separate information flows by type physically and logically

Related Documents:
1) Data Classification Policy

2) Network Security Policy

Additional Guidance:
Moderate FedRAMP-Defined Assignment / Selection Parameters
none

Moderate Additional FedRAMP Requirements and Guidance
none