Data on Ukrainian Armed Forces' personnel was obtained as a result of hacking one of the personal computers of the Ukrainian naval forces command.
Servicemen from the 385th brigade of naval unmanned complexes of the Ukrainian navy were involved in the attacks on Russian tanker MIDVOLGA-2, as well as other vessels off the coast of Turkey, a member of Beregini told RIA Novosti.
The brigade is also involved in attacks on Crimea, Novorossiysk and Gelendzhik, the source added.