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Hacking & intrusion

Hack of Ukraine's largest mobile operator disrupts telecoms and linked services

First reported · Last reported · 12 related reports

Ukraine's largest mobile operator suffered a cyberattack that caused massive disruptions to phone and internet connections. Banking services and air raid sirens were also affected, and the telecom outage continued into a second day. Hackers linked to Russian military and intelligence services claimed the attack, and it later emerged that they had been inside the network for months before the attack.

Key facts

Affected organization
Being confirmed
Incident type
Hacking & intrusion
Occurred / detected
Not confirmed
Scale of damage
Massive phone and internet outages, plus disruption to banking services and air raid sirens
Cause / method
Long-term internal infiltration and cyberattack by Russia-linked hackers
Location
Ukraine

Timeline

  1. A cyberattack on a Ukrainian mobile operator disrupted telecoms, banking services and air raid sirens.
  2. As phone and internet outages continued into a second day, hackers linked to Russian military and intelligence services claimed the attack.
  3. It emerged that Russian hackers had been inside the operator's network for months before the attack.

12 related reports

The summary and key facts are written by AI from related reports and may contain errors. Check the original articles and the organization’s official statements for accurate details.