About This File
Australian Communications-Electronic Security Instruction, ACSI-77 (B) is an Unclassified, Non-Registered publication issued under the authority of the Director, Defence Signals Directorate (DSD). It is effective from the date of issue.
The Australian Emanation Security Program sets out the requirements for government and industry agencies to be formally recognised by the National Authority, DSD as attaining the necessary qualifications to conduct Emanation Security (EMSEC) practices to National TEMPEST Standards.
