Estonia

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Estonian National Rail Company Experiences Largest Operational Disruption To-date

September 20, 2023

September 20 cyber incident on Elron, Estonia’s national train company, orchestrated by a pro-Russia hacker group, inflicted substantial disruptions. Targeting Ridango-managed systems, a Distributed Denial of Service (DDoS) attack paralyzed ticketing services, impacting online platforms and physical stations.

The cyberattack that began on Wednesday had a major impact on Elron ticket sales. The company has never experienced a system outage of this scale before.
By Thursday noon, the situation had returned to normal.

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Cyberattack at Eesti Energia, Estonia

November 19, 2022

The website and online channels of state electricity generator Eesti Energia and some of its related companies are offline following a large-scale denial of service attack thought to have been conducted by pro-Kremlin hackers. The attack has affected Eesti Energia’s site and mobile app, and also grid maintenance firm Elektrilevi’s website, and its MARU mobile app, ERR reports.

At a little before 10.15 a.m. Saturday morning the State Information System Authority (RIA) discovered that the online services of five Estonian companies had started malfunctioning, including those of Eesti Energia. “Due to these attacks, in addition to the Eesti Energia’s site, websites included those of Elektrilevi and [Eesti Energia subsidiary] Enefit Green.” The incidents coincided with similar and simultaneous attacks on key sites in Latvia, Poland and Ukraine.

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