CYBER ATTACK / TECHNOLOGY
NTT DOCOMO.
NTT DOCOMO.
DATA BREACH
4 news reports on the NTT Docomo data breach in the last 14 days, 0 of them in the last 24 hours. See every attack on the live map.
NTT Docomo data breach: the details
- Type: Data breach
- Sector: Technology
- Where: Tokyo, Japan
- Reports, last 14 days: 4
- Latest report: 07:00 UTC, 28 October 2026
2
Average 0.3 a day
See the numbers
| Day | Reports |
|---|---|
| 17 Oct | 0 |
| 18 Oct | 0 |
| 19 Oct | 0 |
| 20 Oct | 0 |
| 21 Oct | 0 |
| 22 Oct | 0 |
| 23 Oct | 0 |
| 24 Oct | 0 |
| 25 Oct | 0 |
| 26 Oct | 0 |
| 27 Oct | 2 |
| 28 Oct | 2 |
| 29 Oct | 0 |
| 30 Oct (so far) | 0 |
Latest NTT Docomo news
- NTT Docomo: personal data of about 440,000 leaked from Docomo Hikari via unauthorised access at contractor So-netビジネス+IT · Data breach · Tokyo, Japan · 28 Oct 2026, 07:00 UTC
- NTT Docomo Hikari announces leak of 440,000 customer recordsYahoo!ファイナンス · Data breach · Tokyo, Japan · 28 Oct 2026, 03:14 UTC
- Docomo Hikari leaks data on 440,000 customersCNET Japan · Data breach · Tokyo, Japan · 27 Oct 2026, 19:10 UTC
- Up to 440,000 records leaked from Docomo Hikari 'plala' (S course) after unauthorised access at a contractorケータイ Watch · Data breach · Japan · 27 Oct 2026, 11:43 UTC