Odido

Profile narrative

Odido, also known as T-Mobile Netherlands, is a telecommunications operator headquartered in the Netherlands. It provides mobile voice and data services, fixed-line broadband internet, and television offerings to residential and business customers. The company also supports mobile virtual network operators, as evidenced by its MVNO Ben NL. Its services are delivered across the Netherlands, leveraging its own network infrastructure.

The organization’s reach is illustrated by the 2026 data breach that affected approximately 6.2 million customers, indicating a substantial subscriber base. This figure includes users of its own brand and its MVNO partners. While exact subscriber numbers are not disclosed elsewhere, the breach magnitude underscores Odido’s position as one of the larger telecom providers in the Dutch market. The company reports to Dutch authorities and cooperates with law enforcement on security incidents.

Odido operates under the T-Mobile brand in the Netherlands. Following the 2026 breach, the company reported the incident to Dutch authorities, launched an investigation, and engaged cybersecurity experts to strengthen its defenses. The operator’s focus on integrating mobile, fixed, and TV services positions it as a converged communications provider in the Dutch market. These actions demonstrate a commitment to improving security posture and cooperating with regulatory bodies after a cyber incident. The breach also underscored the reliance on robust employee verification processes to mitigate social engineering risks. Odido continues to provide telecommunications services to millions of customers across the country, as indicated by the scale of the affected user base. Its status as a major Dutch telecom operator is reflected in both its market presence and its responsibility to safeguard customer data.

Incidents

1 incident linked to this organisation.