Irish security forces

Irish security forces are the various security forces of the Republic of Ireland aimed at undermining the ongoing dissident Irish Republican campaign since The Troubles. They consist of the following organisations;

Department of Defence

• Defence Forces
  • Army
    • Army Ranger Wing (ARW)
    • Ordnance Corps Explosive Ordnance Disposal (EOD)
  • Air Corps
  • Naval Service
  • Directorate of Military Intelligence
    • National Security Intelligence Section (NSIS)
    • Defence Intelligence Section
  • Communications and Information Services Corps (CIS) SIGINT
  • Military Police Corps

Department of Justice

• An Garda Síochána
  • Crime and Security Branch (CSB)
    • Special Detective Unit (SDU)
      • Emergency Response Unit (ERU)
    • National Surveillance Unit (NSU)
• Airport Police Service
• Dublin Harbour Police
• Dún Laoghaire Harbour Police

Department of Finance

• Revenue Commissioners
  • Customs

Department of the Environment, Climate and Communications

• National Cyber Security Centre

Department of Enterprise, Trade and Employment

• Director of Corporate Enforcement

Military of Ireland
Irish Army recruit platoon