NTT Communications, a leading Japanese ICT provider and subsidiary of Nippon Telegraph and Telephone (NTT), has confirmed a significant data breach affecting 17,891 corporate clients.
The breach was detected in two phases, with the attacker accessing sensitive customer information such as contract and contact details.
The stolen data includes contract numbers, contact names, phone numbers, email addresses, and mailing addresses.
NTT Communications has pledged to notify all affected clients, implement enhanced security measures, and is committed to restoring trust.