Giulio Mancini, Policy Officer with DG HOME, European Commission, attended the Field Tests in Rijeka, Croatia and explains here how essential it is to control the EU borders without disrupting the flow of goods. The obvious dangers to society of weapons, explosives and radioactive or nuclear material being imported are clear. But the impact of contraband, drugs, pharmaceuticals and cigarettes being smuggled across borders also poses a major threat to society and to the economic security of the Union.