Topic

Performing content filtering

Applicable to

all

History

Priority

must

Mar 2022

Files identified by content filtering checks as suspicious are quarantined until reviewed and subsequently approved or not approved for release.

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.

2015

Agencies must block any data identified by a content filtering process as suspicious untilreviewed and approved for transfer by a trusted source other than the originator.

2010

Agencies must block or drop any data identified by a data filter as suspicious until reviewed and approvedfor transfer by a trusted source other than the originator.

2008

Agencies must block or drop any data identified by a data filter as suspicious until reviewed and approved for transfer by a trusted source other than the originator.