CYBER ATTACK / FINANCE
RESONA GROUP.
RESONA GROUP.
DATA BREACH
4 news reports on the Resona Group data breach in the last 14 days, 0 of them in the last 24 hours. See every attack on the live map.
Resona Group data breach: the details
- Type: Data breach
- Sector: Finance
- Where: Japan
- Reports, last 14 days: 4
- Latest report: 07:28 UTC, 27 October 2026
4
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 | 4 |
| 28 Oct | 0 |
| 29 Oct | 0 |
| 30 Oct (so far) | 0 |
Latest Resona Group news
- Resona Group possible personal data leak from unauthorised access to Yumilink system, including email addresses and customer management numbers読売新聞 · Data breach · Japan · 27 Oct 2026, 07:28 UTC
- Resona Group's three banks may have leaked customer email addresses and other data through unauthorised access to YumilinkYahoo!ニュース · Data breach · Osaka, Japan · 27 Oct 2026, 05:10 UTC
- Resona Group possible personal data leak after unauthorised access at contractor Yumil LinkTBS NEWS DIG · Data breach · Osaka, Japan · 27 Oct 2026, 03:34 UTC
- Three Resona Group banks may have leaked information via outsourcing vendor Yumilink email deliveryニッキンONLINE · Data breach · Osaka, Japan · 27 Oct 2026, 03:22 UTC