CYBER ATTACK / OTHER
ARCADIA.
ARCADIA.
DATA BREACH
4 news reports on the Arcadia data breach in the last 14 days, 0 of them in the last 24 hours. See every attack on the live map.
Arcadia data breach: the details
- Type: Data breach
- Sector: Other
- Where: Japan
- Reports, last 14 days: 4
- Latest report: 16:20 UTC, 23 October 2026
2
Average 0.3 a day
See the numbers
| Day | Reports |
|---|---|
| 17 Oct | 1 |
| 18 Oct | 0 |
| 19 Oct | 0 |
| 20 Oct | 0 |
| 21 Oct | 1 |
| 22 Oct | 0 |
| 23 Oct | 2 |
| 24 Oct | 0 |
| 25 Oct | 0 |
| 26 Oct | 0 |
| 27 Oct | 0 |
| 28 Oct | 0 |
| 29 Oct | 0 |
| 30 Oct (so far) | 0 |
Latest Arcadia news
- Arcadia apologises at press conference over information leak from unauthorised accessYahoo!ニュース · Data breach · Japan · 23 Oct 2026, 16:20 UTC
- Cyber attack on Arcadia continues after intrusion was blocked, with 1.42 million phishing emails sent日本経済新聞 · Fraud / phishing · Japan · 23 Oct 2026, 13:04 UTC
- Personal data possibly leaked from police in 22 prefectures including Ishikawa after unauthorised access to ArcadiaYahoo!ニュース · Data breach · Japan · 21 Oct 2026, 04:33 UTC
- Three Kitashiobara schools may also have had information leaked in Arcadia unauthorised access福島民友新聞社 · Data breach · Kitashiobara, Japan · 17 Oct 2026, 07:00 UTC