Topic

High assurance cryptography

Applicable to

Secret, Top Secret

History

Priority

should

Jun 2022

Removed

The recommendation to designate areas in which HACE are used as ‘cryptographic controlled areas’ was rescinded. Note, specific requirements for these areas are covered by the ACSC’s suite of ACSI publications.

Mar 2022

Areas in which HACE are used are separated from other areas and designated as cryptographic controlled areas.

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

Areas in which High Assurance Cryptographic Equipment is used should be separated fromother areas and designated as a cryptographic controlled area.

2010

Areas in which cryptographic system material is used should be separated from other areas and designatedas a cryptography controlled area.

2008

Areas in which cryptographic system material is used should be separated from other areas and designated as a controlled area.