Se@Drone was introduced at the Security and Counter Terror Expo 2017 (3-4 May). The Security & Counter Terror Expo is the UK’s leading national security event. It is a world‐class showcase of the capabilities, strategies and intelligence to keep nations, infrastructure, business and people safe. It brings together 10,000+ senior professionals from Government, Private Sector, Critical National Infrastructure, Military, Law Enforcement, Transport Security, Border Security, Security Services, Major Events and Emergency Services. It is organised with support from the UK Home Office. SCTX 2017 attracted 12.000 visitors in two days.