What was exposed, when it happened, and which databases confirm it.
- accounts
- 450,706
- Breached
- April 11, 2021
- Last Update
- May 16, 2022
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 April 2021, the account hijacking and SIM swapping forum OGusers suffered a data breach, the fourth since December 2018. The breach was subsequently sold on a rival hacking forum and contained usernames, email and IP addresses and passwords stored as either salted MD5 or argon2 hashes. A total of 348k unique email addresses appeared in the breach.
Compromised Info
- Email addresses
- IP addresses
- Passwords
- 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
- LeakCheck— linked via automatic string matching
- HIBP
FAQ
What was leaked in the OGUsers2021 breach?
The OGUsers2021 breach exposed: Email addresses, IP addresses, Passwords, and Usernames.
When did the OGUsers2021 breach happen?
The OGUsers2021 breach was disclosed on April 11, 2021 and affected 450,706 records.
Am I affected by the OGUsers2021 breach?
Search your email, phone or username at checkleaked.cc to find out whether your data appears in the OGUsers2021 leak.