CCI-003866

Take measures to ensure that transitive (downstream) information exchanges cease when the controls on identified transitive (downstream) systems cannot be verified or validated.

Implementation Guidance

Determine if measures are taken to ensure that transitive (downstream) information exchanges cease when the controls on identified transitive (downstream) systems cannot be verified or validated.

Validation Procedures

Examine: [SELECT FROM: Access control policy; procedures addressing system connections; system and communications protection policy; system interconnection agreements; information exchange security agreements; memoranda of understanding or agreements; service level agreements; non-disclosure agreements; system design documentation; system configuration settings and associated documentation; control assessment report; system audit records; system security plan; privacy plan; other relevant documents or records]. Interview: [SELECT FROM: Organizational personnel with responsibilities for managing connections to external systems; network administrators; organizational personnel with information security and privacy responsibilities]. Test: [SELECT FROM: Mechanisms implementing restrictions on external system connections].

The controls below (if any) were marked by NIST as being related to CCI-003866.