Head of the Danish Ministry of Defense Claus Jort Fredriksen said that the group of "Russian hackers" hacked the mail of the department employees in the period from 2015 to 2016. This is reported by Berlingske, referring to the report of the country's intelligence.

Fredriksen, who received the report, noted that he was "shocked".

"These are not small hackers who do it for fun. This is due to the intelligence structures of the Russian authorities, "he said..

As the report of the Danish intelligence says, the attack is the hacker group ATP28, also known as Fancy Bear. It is allegedly linked to the Russian authorities.