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Russian and Ukrainian hackers compromised the Air Alert app and Russia's EMERCOM app to distribute fake nuclear attack warnings. The Air Alert app, used by 6.6 million people, was disabled by developers on Sunday. A separate group, DC8044, claimed responsibility for the Russian app breach. Authorities confirmed national warning systems remain operational while restoring the compromised services.
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Summary by ByteBrief
Hackers Fake Nuclear Alerts In Ukraine Russia