Canadian Investment Regulatory Organization
Disclosed Aug 18, 20251 year ago750,000 affectedUnverified
CIRO breach exposes data of 750,000 Canadian investors
CIRO disclosed on August 18, 2025 that it identified a cybersecurity threat on August 11 and that data was exfiltrated; its investigation found about 750,000 investors affected, with data including birth dates, income, SINs, government ID numbers and investment account numbers.
What is known
| People affected | 750,000 (as reported by the organization) |
|---|---|
| Disclosed | Aug 18, 2025 |
| Discovered | Aug 11, 2025 |
| Attack | Hacking |
| Data exposed | Dates of birth, Phone numbers, Financial, Government IDs |
| Sector | Finance · CA |
| Status | Unverified: not yet confirmed by an official notice, a filing or the organization |
Sources
| Source | |
|---|---|
| CIRO confirms data breach exposed info on 750,000 Canadian investorsbleepingcomputer.com · News | News |
Notices filed
| Where | Filed | People |
|---|---|---|
| Researchtotal | Aug 18, 2025 | 750,000 |
History of this record
- 2026-09-25 · added · seed source
First seen 2026-09-25 (Research). Record counts are as reported. Not legal advice.
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