Severity: HighAction: Be aware

Russian and Ukrainian hackers hijack emergency apps to spread fake nuclear attack warnings

A popular Ukrainian air raid alert system was hacked over the weekend, prompting a cyber group to breach a similar Russian system in retaliation.

Excerpt from the primary source: The Record by Recorded Future News

Who is affected

Critical infrastructure

What you should do · Be aware

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Sources

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Original reporting

Russian and Ukrainian hackers hijack emergency apps to spread fake nuclear attack warnings The Record by Recorded Future News · therecord.media · Nov 2, 2026 · Primary source
Severity: HighAction: Be aware

Hackers disrupt refrigeration systems at European supermarkets

A cyberattack on refrigeration systems has disrupted stores run by multiple supermarket chains across several European countries after hackers remotely changed temperature settings on freezers and cooling systems.