What was exposed, when it happened, and which databases confirm it.
- accounts
- 340,349
- Breached
- November 11, 2025
- Last Update
- November 20, 2025
Were you caught in this breach?
Search your email, phone number or username against every record CheckLeaked indexes.
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What happened
In November 2025, the International Kiteboarding Organization suffered a data breach that exposed 340k user records. The data was subsequently listed for sale on a hacking forum and included email addresses, names, usernames and in many cases, the user's city and country.
Compromised Info
- Email addresses
- Geographic locations
- Names
- Usernames
Attestation
Four independent databases catalog this breach and they do not always agree. Each lane below is one source’s own count.
Sources & Link Methods
- HIBP
FAQ
What was leaked in the IKO breach?
The IKO breach exposed: Email addresses, Geographic locations, Names, and Usernames.
When did the IKO breach happen?
The IKO breach was disclosed on November 11, 2025 and affected 340,349 records.
Am I affected by the IKO breach?
Search your email, phone or username at checkleaked.cc to find out whether your data appears in the IKO leak.