CYBER ATTACK / TECHNOLOGY
KDDI.
KDDI.
DATA BREACH
13 news reports on the KDDI data breach in the last 14 days, 13 of them in the last 24 hours. See every attack on the live map.
KDDI data breach: the details
- Type: Data breach
- Sector: Technology
- Where: Tokyo, Japan
- Reports, last 14 days: 13
- Latest report: 11:26 UTC, 30 October 2026
13
Average 0.0 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 | 0 |
| 28 Oct | 0 |
| 29 Oct | 0 |
| 30 Oct (so far) | 13 |
Latest KDDI news
- KDDI may have leaked customer data of up to 22,541 people via unauthorised access to Lifenet Life InsuranceBigGo ファイナンス · Data breach · Tokyo, Japan · 30 Oct 2026, 11:26 UTC
- KDDI may have leaked information on 20,000 cases下野新聞社 · Data breach · Tokyo, Japan · 30 Oct 2026, 10:50 UTC
- KDDI may have leaked about 20,000 records through unauthorised access to a partner firm北海道新聞デジタル · Data breach · Tokyo, Japan · 30 Oct 2026, 10:42 UTC
- KDDI may have leaked data on 20,000 records after unauthorised access to a partnerYahoo!ニュース · Data breach · Japan · 30 Oct 2026, 10:36 UTC
- KDDI data leak of about 20,000 records possible中国新聞デジタル · Data breach · Tokyo, Japan · 30 Oct 2026, 10:36 UTC
- KDDI may have leaked information on 20,000 items京都新聞デジタル · Data breach · Tokyo, Japan · 30 Oct 2026, 10:36 UTC
- KDDI may have leaked data on 20,000 recordsOANDA · Data breach · Tokyo, Japan · 30 Oct 2026, 10:36 UTC
- KDDI may have leaked data on 20,000 people after unauthorised access to a partner firm佐賀新聞 · Data breach · Japan · 30 Oct 2026, 10:36 UTC
- KDDI may have leaked 20,000 records in unauthorised access breach (Kyodo)Yahoo!ニュース · Data breach · Tokyo, Japan · 30 Oct 2026, 10:23 UTC
- KDDI may have leaked 20,000 records in unauthorised access breach47NEWS · Data breach · Tokyo, Japan · 30 Oct 2026, 10:23 UTC
- KDDI may have leaked about 20,000 records in unauthorised access沖縄タイムス社 · Data breach · Tokyo, Japan · 30 Oct 2026, 10:23 UTC
- KDDI may have leaked about 20,000 records in unauthorised access京都新聞デジタル · Data breach · Japan · 30 Oct 2026, 10:23 UTC
Every report, last 14 days
- KDDI reports unauthorised access to system linked with Life Net Life Insurance, possible customer data leakTBS NEWS DIG · Data breach · Tokyo, Japan · 30 Oct 2026, 10:19 UTC