ISM-1523

A sample of security-relevant events relating to data transfer policies are taken at least every 3 months and assessed against security policies for CDSs to identify any operational failures.

Topic
Cross Domain Solution event logging
Applicable to
Secret, Top Secret

History

Priority
Should
Mar 2022
A sample of security-relevant events relating to data transfer policies are taken at least every 3 months and assessed against security policies for CDSs to identify any operational failures.
Miscellaneous changes were made to rationale and recommendations throughout the publication to clarify content without changing intent. This included a review from the Guidelines for System Hardening chapter through to the Guidelines for Data Transfers chapter.
Nov 2018
A representative sample of security events generated by a CDS, relating to the enforcement of data transfer policies, is taken at least every 3 months and assessed against the security policies that the CDS is responsible for enforcing between security domains.
Added to address a gap in guidance on the logging of security-related events for CDS.