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Eurofiber reports data breach in France, major customers affected

Techzine.Eu • November 17, 2025

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The company says it is working closely with cybersecurity specialists to further analyze the incident and strengthen security . However, external ...

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Eurofiber France Data Breach Exposes Sensitive Corporate Data Eurofiber France has confirmed a significant data breach linked to a ransomware group, which has reportedly exposed sensitive corporate data now circulating on the darknet. The company is collaborating with cybersecurity specialists to analyze the incident and enhance security measures for affected major customers. 7 sources 55

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