National Security : Aotearoa New Zealand (Click on organisation - external link) Combined Threat Assessment Group (CTAG) Department of The Prime Minister and Cabinet (DPMC) : Publications New Zealand Intelligence Community Department of Internal Affairs (DIA) : Digital Safety Department of Internal Affairs (DIA) : Countering Violent Extremism DPMC : NSG Counter-Terrorism Government Communications Security Bureau (GCSB) National Security Group (NSG) New Zealand Security Intelligence Service (NZSIS) NZ Police: Counter-Terrorism