https://www.bleepingcomputer.com/news/security/data-breach-at-japanese-telecom-giant-ntt-hits-18-000-companies/

Japanese telecommunication services provider NTT Communications Corporation (NTT) is warning almost 18,000 corporate customers that their information was compromised during a cybersecurity incident.

The data breach was discovered in early February 2025, but the exact date when the hackers gained initial access to NTT's systems hasn't been determined.