400,000 members affected by a claimed data leak at KeepCool
On 20 February 2026, a threat actor put up for sale on BreachForums a database claimed to belong to French gym chain KeepCool, affecting some 400,000 members across 270 clubs and exposing names, emails, phone numbers and some IBANs.
- Victim
- KeepCool
- Records
- 400.0K