Dutch telecom Odido said a cyberattack involved personal data from a customer contact system it uses, not passwords, call records or billing data, and that it notified the Dutch data protection authority AP [1]. According to NOS, an Odido spokesperson said criminals had access to a file with data on 6.2 million accounts, including names, addresses, phone numbers, emails, bank account numbers, birth dates and passport or driver's licence numbers; NRC reported the access occurred on February 7 and 8 [2][3]. Odido urges all customers to be extra alert to suspicious activity and unexpected calls, texts or emails [2].
Dutch telecom Odido's customer contact system breached for two days; 6.2 million accounts with bank and ID numbers exposed
1 min read
- Disclosed
- Feb 12, 2026
- Occurred
- Feb 7, 2026
- Published
- Nov 11, 2026
- Last updated
- Nov 11, 2026
- Scale
- 6,200,000 accounts[2]
- CVSS basis
- Our assessment
- Technology
- Attack vector
- Impact
- Data type
- Actor type
- Motivation
On this page
30-second summary
What happened
Who is affected
Industries mainly affected: Telecom
What to do nowOur advice
- Be alert to calls, texts, WhatsApp messages and emails impersonating Odido, your bank or other organizations [2].
- Check Odido's security information page for steps you can take .
Timeline
Technical details
Remediation
Vendor guidance
- 1Watch for impersonation scams detect[2]
Be alert to calls, texts and emails impersonating Odido or banks.
References
Official / primary1
- [1]Odido2026-02-12Accessed 2026-11-11Snapshot 2026-11-11 sha256 7641f852b5fd
“Op basis van onderzoek betreft het incident persoonsgegevens uit een klantcontactsysteem dat door Odido wordt gebruikt. Er zijn geen wachtwoorden, belgegevens of factuurgegevens betrokken.”
Media2
- [2]
This site aggregates public information and is not security consulting advice. Test remediation steps before applying.