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Ukraine and Russia report cyberattacks on air raid alert apps

Mobile apps warning of missiles and drones were hacked to display false nuclear threat alerts amid ongoing aerial and refinery strikes.

By Redação ContextIA · Text produced with the help of artificial intelligence and under human editorial responsibility. How we work

Published November 2, 2026, 07:48 (Brasília time) · 2 min read

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The essentials of this story

What happened: Air raid alert app systems in Ukraine and Russia were targeted by cyberattacks involving the dissemination of false messages.
Who is affected: Ukrainian and Russian residents who use official emergency apps, as well as energy facilities and oil refineries in both countries.
What changes: The alert apps issued false warnings regarding nuclear radiation and missiles, leading authorities to temporarily deactivate the system in Russia and issue calls for calm in Ukraine.

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