CYBER ATTACK / RETAIL
DENNY'S JAPAN.
DENNY'S JAPAN.
DATA BREACH
5 news reports on the Denny's Japan data breach in the last 14 days, 5 of them in the last 24 hours. See every attack on the live map.
Denny's Japan data breach: the details
- Type: Data breach
- Sector: Retail
- Where: Japan
- Reports, last 14 days: 5
- Latest report: 10:20 UTC, 04 November 2026
5
Average 0.0 a day
See the numbers
| Day | Reports |
|---|---|
| 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 | 0 |
| 31 Oct | 0 |
| 1 Nov | 0 |
| 2 Nov | 0 |
| 3 Nov | 0 |
| 4 Nov (so far) | 5 |
Latest Denny's Japan news
- Denny's may have leaked personal information; passwords and credit card data not included, number affected under reviewYahoo!ニュース · Data breach · Japan · 04 Nov 2026, 10:20 UTC
- Unauthorised access to Denny's app; credentials fraudulently created during migration from old app, possible personal data leakYahoo!ニュース · Data breach · Japan · 04 Nov 2026, 07:56 UTC
- Denny's app hit by unauthorised access; credentials fraudulently created during old-app migration, possible personal data leakITmedia · Data breach · Japan · 04 Nov 2026, 07:55 UTC
- Denny's app hit by unauthorised access; login credentials improperly created during a migration, possible leak of member information, number affected under investigation合同会社ロケットボーイズ · Data breach · Japan · 04 Nov 2026, 06:35 UTC
- Denny's may have leaked personal information of users of its old app after unauthorised accessNHKニュース · Data breach · Tokyo, Japan · 04 Nov 2026, 04:24 UTC