Authorities in Finland say a submarine data communications cable across the Baltic Sea between Finland and Germany has broken and the cause for the disruption is being investigated

And last year, Finnish authorities investigated a Chinese ship named NewNew Polar Bear after it was suspected of deliberately damaging submarine cables in the Baltic Sea. According to Samuli Bergström, a director of Finland's National Cyber Security Center, however, “it is certainly possible” the cable broke on its own.

An undersea data cable connecting Finland and Germany was severed in the early hours of Monday by what was likely an external impact, authorities in the Nordic country said.Most Read from BloombergIn Cleveland,

The cause of broken underwater cable in the Baltic Sea is not yet known. The C-Lion1 cable is the only submarine cable connecting Finland to Europe.Authorities in Finland are investigating the cause of a broken underwater cable in the Baltic Sea which runs southwest to Germany.