Yandex and RBC underwent hacker attacks due to vulnerability in the Roskomnadzor lockout system

During the attacks that occurred on March 10 - during rallies against the isolation of the Runet - attackers

assigned domains of blocked pages to some IP addresses of companies.

As a result, several small operators onA few hours blocked the IP-addresses of companies. This led to a decrease in the speed of access to sites. At the same time, major Internet service providers did not manage to add IP addresses to the list of prohibited and restrict access to them.

A spokesman for Yandex, in a conversation with Medusa, stated that the company does not consider what happened as an attack - rather, it is about “exploiting flaws in the locking mechanisms”.

In April 2018, Roskomnadzor entered into the registerbanned some VKontakte IPs, Yandex, Odnoklassniki, Facebook, Twitter, LiveInternet and Yahoo. At the same time, the agency entered into the registry of prohibited one of the two main IP addresses of the social network VKontakte.