Cyberattack on telecom giant Rostelecom disrupts internet services across Russia

Summary

A large-scale distributed denial-of-service (DDoS) attack hit the network of state-run telecom operator Rostelecom on Monday evening, briefly disrupting home internet, online banking, government portals and other digital services across roughly 30 cities. Rostelecom told state media the incident was quickly contained and that emergency filtering introduced to mitigate the attack caused some service blocks.

Users reported access only to services on government whitelists; major platforms affected included Steam, Gosuslugi, Rutube and banking services. As of the following day, some government sites remained partially inaccessible according to local monitoring services. The attack comes as Russia continues to build out a sovereign “Runet” and follows a separate nationwide banking-app outage the previous week whose cause remains unclear.

Key Points

The incident was a large-scale DDoS against Rostelecom, a state-controlled national telecom provider.
Emergency filtering, used to mitigate the attack, resulted in wider service disruptions and whitelist-only access for some users.
Roughly 30 Russian cities reported problems with home internet; major services including gaming, government and banking platforms were affected.
The outage highlights fragility in centralised infrastructure and underscores risks to critical services during cyber incidents.
This event follows a separate, unexplained banking-app outage last week, signalling repeated disruption to Russian digital services.

Context and Relevance

The attack is significant because Rostelecom sits at the core of Russia’s national internet and carries heavy commercial and government traffic. A successful or partially mitigated DDoS against such a provider can cascade into outages for financial services, public administration and consumer platforms.

Author’s take (punchy): This one matters — it’s not just gamers or a few websites going offline. When the national carrier stumbles, the whole economy and government digital operations feel it. If you follow cybersecurity, resilience or geopolitics, pay attention to the follow-ups and attribution efforts.

Why should I read this?

Short and blunt: if you care about internet resilience, banking uptime or how states balance censorship and continuity, this is worth a quick read. It shows how mitigation steps (like emergency filtering) can themselves disrupt services, and it slots into a worrying run of recent outages in Russia.

Source

Source: https://therecord.media/rostelecom-cyberattack-disrupts-russian-internet-access

Article Date: 2026-04-06T23:00:00+00:00 | Article Image: https://cms.therecord.media/uploads/large_Rostelecom_193071cb4d.png