The company wrote about this on Telegram.

“A large-scale cyber attack was recorded on one of the data centers used by our companies.

The websites and call center are currently down,” the statement said.

At the same time, Naftogaz found it difficult to indicate the time frame for restoring services, promising to inform about this later.

Earlier, the head of the cybersecurity department of the Security Service of Ukraine (SBU), Ilya Vityuk, said that “almost everything” was destroyed in a cyber attack on the Ukrainian telecom operator Kyivstar.