The Dutch financial crimes inspectorate FIOD and the National Criminal Investigation Department conducted several house searches and arrested suspects in an international drug investigation involving Spain and Colombia, the police reported on Tuesday the DSI tactical unit raids were carried out at five business premises in Westervoort A 49-year-old man from The Hague and a 39-year-old man from Westervoort were arrested during these raids House searches occurred not only in the Netherlands but also in Barcelona The searches resulted in the seizure of data carriers The suspicions are based on information obtained from Sky ECC an encrypted messaging service frequently used by criminals