Defence Intelligence and Security Group

The Australian Department of Defence Defence Intelligence and Security Group (I&S/IS Gp/Defence I&S Group) is a division of the Australian Department of Defence and comes under the auspices of the Deputy Secretary for Intelligence and Security (DEPSEC IS). The group provides intelligence for the Australian Government and the Australian Defence Force. The group is an affiliation of three defence intelligence agencies:
 * Defence Intelligence Organisation (DIO)
 * Defence Imagery and Geospatial Organisation (DIGO)
 * Defence Signals Directorate (DSD)

As Head of Intelligence and Security Group, the Deputy Secretary is also responsible for:[19]
 * Defence Security Authority (DSA)
 * Business Management - Intelligence Branch (BM-I)