Eurofiber
MediumEurofiber France experienced a breach in November 2025, compromising ticket management data, including email addresses and limited personal information.
- Records exposed
- 10,003 records
- Breach date
- Breach Nov 13, 2025
- Last update
- Updated Nov 20, 2025
What data was exposed?
Fields reported as compromised in this breach record.
Why does this breach matter?
In-depth analysis of the breach and its implications.
In November 2025, Eurofiber France confirmed a cybersecurity incident affecting its ticket management system, exposing approximately 10,003 records. The compromised data primarily consisted of email addresses, with limited quantities of names and phone numbers. The responsible threat actor asserted possession of additional sensitive files ranging from VPN configurations to source code and SQL databases.
Impact Analysis
Understanding the scope and consequences of this breach.
- User Impact
- Affected individuals may encounter targeted phishing attacks leveraging exposed email addresses and related contact information.
- Business Impact
- Eurofiber faces potential reputational damage and operational concerns due to the leakage of sensitive internal files.
- Affected Sectors
- Telecommunications
- Infrastructure
- Geographic Impact
- France
- European Union
- Global
What You Should Do
Recommended actions to take in response to this breach.
If You Were Affected
- •Monitor communications for signs of phishing.
- •Avoid clicking links and downloading attachments from unfamiliar emails.
- •Consider changing passwords associated with your email address.
Preventive Measures
- •Utilize multi-factor authentication to secure accounts.
- •Educate staff on identifying phishing attempts.
- •Conduct regular security audits of web platforms.
Frequently Asked Questions
Common questions about this breach and what it means for you.