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In a statement, the ministry reported, "At this stage it is impossible to verify whether government or private bodies are behind the violations."
According to the statement, the breach hit an Internet-based network where public information and "data of the lowest classification" are stored. No confidential or secret information was exposed.
PCMag.com reports that, according to Finland's MTV3, the breach was discovered early last spring, and the government suspects that it was carried out by Russian or Chinese intelligence agencies targeting communications between Finnish and European Union officials.