Dutch telecommunications provider Odido is warning that it suffered a cyberattack that reportedly exposed the personal data of 6.2 million customers.

Odido is one of the largest mobile and telecommunications providers in the Netherlands, offering mobile, broadband, and television services to millions of customers nationwide. The company was formed in 2023 through the rebranding of T-Mobile Netherlands and Tele2 Netherlands.

The company says they detected the incident on the weekend of February 7 and launched an investigation with internal and external cybersecurity experts.