League of Legends
Disclosed Jul 28, 20188 years ago339,487 accountsUnverified
In June 2012, the multiplayer online game League of Legends suffered a data breach . At the time, the service had more than 32 million registered accounts and the breach affected various personal data attributes including "encrypted" passwords. In 2018, a 339k record subset of the data emerged with email addresses, usernames and plain text passwords, likely cracked from the original cryptographically protected ones.
What is known
| People affected | 339,487 (accounts in the leaked data, per Have I Been Pwned) |
|---|---|
| Disclosed | Jul 28, 2018 |
| Happened | Jun 11, 2012 |
| Attack | Not stated |
| Data exposed | Emails, Passwords |
| Sector | Tech |
| Status | Unverified: not yet confirmed by an official notice, a filing or the organization |
| Check your email | Have I Been Pwned |
Sources
| Source | |
|---|---|
| Have I Been Pwned: League of Legendshaveibeenpwned.com · Aggregator | Aggregator |
Notices filed
| Where | Filed | People |
|---|---|---|
| Have I Been Pwnedaccounts in the data | Jul 28, 2018 | 339,487 |
History of this record
- 2026-09-25 · added · backfill source
First seen 2026-09-25 (Have I Been Pwned). Record counts are as reported. Not legal advice.