Data breach

NTT Communications breach hits data of about 18,000 corporate customers

First reported 2025-03-07 · Last reported 2025-03-08 · 3 related reports

The service order management system of Japan's NTT Communications was breached. Hackers gained unauthorised access to information on about 18,000 corporate customers. The specific date and follow-up response have not been confirmed.

Key facts

Affected organisation: NTT Communications
Incident type: Data breach
Occurred / detected: Not confirmed
Scale of damage: Information on about 18,000 corporate customers
Cause / method: Unauthorised access to customer information via a breach of the service order management system
Location: Japan

If your data was exposed

Don’t tap links in texts, calls or emails that mention this incident and offer compensation, refunds or breach checks. Check directly on the organisation’s official website or app.

Timeline

2025-03-07A data breach affecting about 18,000 NTT corporate customers came to light.
2025-03-08NTT Communications said a breach of its service order management system had resulted in unauthorised access to corporate customer information.

3 related reports

Data breach at Japanese telecom giant NTT hits 18,000 companiesBleepingComputer · 2025-03-07
Japanese telco giant NTT Com says hackers accessed details of almost 18,000 organizationsTechCrunch · 2025-03-08
Japanese telecom giant NTT suffered a data breach that impacted 18,000 companiesSecurity Affairs · 2025-03-08

The summary and key facts are written by AI from related reports and may contain errors. Check the original articles and the organisation’s official statements for accurate details.