Data breach

Eurofiber: a data breach

In November 2025, Eurofiber France disclosed a data breach of its ticket management platform . Data containing 10k unique email addresses and a smaller number of names and phone numbers was subsequently leaked. A threat actor claiming responsibility for the breach alleges to have additional, more sensitive data including screenshots, VPN configuration files, credentials, source code, certificates, archives, and SQL backup files.

The record

Organisation
Eurofiber →
Identity
Eurofiberidentified by its domain in a verified breach record
Records affected
10,003 records
Data exposed
Email addresses, Names, Phone numbers
Sector
Not recorded
Occurred
2025-11-13
Disclosed
2025-11-20
First recorded here
2026-09-09

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Sources (1)

One source so far.

  1. Have I Been Pwned ↗First reported

    2025-11-20