Topic

Emanation security threat assessments

Applicable to

Secret, Top Secret

History

Priority

must

Dec 2023

System owners deploying SECRET or TOP SECRET systems within fixed facilities contact ASD for an emanation security threat assessment.

The existing control relating to conducting emanation security threat assessments for SECRET or TOP SECRET systems within shared facilities was merged with the existing control relating to conducting emanation security threat assessments for SECRET or TOP SECRET systems that have radio frequency transmitters. Furthermore, the requirement to implement additional installation criteria derived from an emanation security threat assessment was split into a separate control. [ISM-0247, ISM-1137, ISM-1885]

Sep 2023

System owners deploying SECRET or TOP SECRET systems in shared facilities contact ASD for an emanation security threat assessment and implement any additional installation criteria derived from the threat assessment.

References to ‘ACSC’ were replaced with ‘ASD’.

Dec 2021

System owners deploying SECRET or TOP SECRET systems in shared facilities contact the ACSC for an emanation security threat assessment and implement any additional installation criteria derived from the threat assessment.

The recommendations for ‘shared government facilities’ and ‘shared non-government facilities’ have been combined into simply ‘shared facilities’.

2015

Agencies designing and installing systems in shared facilities with non–Australian governmententities must:• contact ASD for an emanation security threat assessment in accordance with the latestversion of ACSI 71• install cables and ICT equipment in accordance with this manual plus any specificinstallation criteria derived from the emanation security threat assessment.

2010

Agencies designing and installing systems in shared facilities with non-Australian government entities must:• contact DSD for an emanation security threat assessment in accordance with the latest version of ACSI 71• install cabling and ICT equipment in accordance with this manual plus any specific installation criteriaderived from the emanation security threat assessment.