SC-4(2)—Information In Shared Resources

Technical

>Control Description

INFORMATION IN SHARED RESOURCES | PERIODS PROCESSING The information system prevents unauthorized information transfer via shared resources in accordance with ⚙organization-defined procedures when system processing explicitly switches between different information classification levels or security categories.

>Supplemental Guidance

This control enhancement applies when there are explicit changes in information processing levels during information system operations, for example, during multilevel processing and periods processing with information at different classification levels or security categories. Organization-defined procedures may include, for example, approved sanitization processes for electronically stored information.

>Tailoring Guidance

This security control/enhancement specifies a very specialized and/or advanced capability that is not required for all systems. Consequently, inclusion in a departmental profile is made on a case by case basis.

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