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Crisis24 discloses ransomware attack on emergency notification system vendor OnSolve – November 2025

Author/Source: Joe Uchill See the full link here

Takeaway

This article is about a ransomware attack that hit OnSolve, a company that provides an emergency alert system called CodeRED. You will learn how this attack temporarily stopped some emergency notifications and the steps the company took to fix it.


Technical Subject Understandability

Intermediate


Analogy/Comparison

This ransomware attack is like a thief breaking into the main office building of a town’s alert system, making it harder to send out important messages to people for a short time.


Why It Matters

This topic matters because emergency alert systems are crucial for public safety. For instance, the city of Minneapolis had to use a different system to warn its residents about a tornado because the CodeRED system was affected by this attack.


Related Terms

Ransomware, Exfiltrated. Jargon Conversion: Ransomware is a type of harmful computer program that locks up a company’s computer systems until a payment is made. Exfiltrated means that data was secretly taken out of a system.

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