In Russia, about 11,000 SSL certificates have been revoked in more than 1,000 organizations, said Georgy Kazarov, head of Rucenter's domain department. As write "Izvestia", reviews occur waves from foreign certification centers, among which the most active GlobalSign and Greek Harica. The absence of a company on sanction lists does not guarantee the maintenance of the certificate, and sudden mass blocking creates risks for businesses of losing access to work on the Internet.