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SC-7 (19)

SC-7 (19): Blocks Communication From Non-Organizationally Configured Hosts

The information system blocks both inbound and outbound communications traffic between [Assignment: organization-defined communication clients] that are independently configured by end users and external service providers.

Supplemental

Communication clients independently configured by end users and external service providers include, for example, instant messaging clients. Traffic blocking does not apply to communication clients that are configured by organizations to perform authorized functions.

CIA Levels
Confidentiality	unknown
Integrity	unknown
Availability	unknown

Overlays
None

Related Controls

The controls below (if any) were marked by NIST as being related to SC-7 (19).

Control	Description
No controls

Enhancements

The controls below (if any) add on to the requirements of SC-7 (19).

Control	Description
No controls

Related CCIs

The CCIs below are tied to SC-7 (19).

CCI	Definition
CCI-002408	The organization defines the independently configured communication clients, which are configured by end users and external service providers, between which the information system will block both inbound and outbound communications traffic.
CCI-002409	The information system blocks both inbound and outbound communications traffic between organization-defined communication clients that are independently configured by end users and external service providers.