NTT Communications hit by network compromise
IncidentFirst reported
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H score
7
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The NTT Communications breach compromised data on 18,000 companies and an unknown number of individuals, exposing customer-related information at a major telecom provider. The incident creates risk of downstream misuse of business records and personal data. The available evidence does not identify the intrusion method or any extortion demand. The compromise occurred in March 2025 and represents a significant corporate data breach.
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24.09.2025 03:00 2 articles · 8mo ago
Initial report: NTT Communications hit by network compromise
Initial DisclosureIn **March 2025**, **NTT Communications** suffered a breach that compromised data on **18,000 companies** and an unknown number of individuals. The first visible phase was a large-scale exposure of customer-related information at a telecom provider.
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- As Incidents Rise, Japanese Government's Cybersecurity Falls Short — www.darkreading.com — 24.09.2025 03:00
- As Incidents Rise, Japanese Government's Cybersecurity Falls Short — www.darkreading.com — 24.09.2025 03:00