medium severity April 11, 2021 · 1 min read

OGUsers (2021 breach) Data Breach (2021)

If you are a customer of OGUsers (2021 breach), here’s what’s now in circulation.

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.

OGUsers (2021 breach) Data Breach (2021)

What the free scan actually returns

Sample resultyou@email.comIllustrative — not a real person

Found on people-search siteswe remove these

These listings are live, public, and legal to remove — and removing them is what we do.

value redacted in this sampleage, relatives, address historySpokeo

value redacted in this samplephone, household, property recordsBeenVerified

value redacted in this sample580 companies checked

Found in breach recordsverifiedreported — unverified

Each record is labeled: confirmed breach data, or an attacker’s claim no one has verified.

verifiedvalue redacted in this samplepassword + phone · 2024telecom breach

unverifiedvalue redacted in this sampleclaimed in ransomware listing · 2026leak-site claim

Leaked data cannot be deleted from the internet — anyone claiming otherwise is lying. Broker listings can be removed. We do the second, and show you exactly what to fix from the first.

Were you a OGUsers (2021 breach) customer?

OGUsers (2021 breach) is one listing. Your email is probably in others.

348K accounts were exposed here. Check whether yours is one — and find every other leak tied to the same address, in about 15 seconds. No account, no card.

Report details & sourcing

Severity Medium contact details only, none of them permanent

Disclosed April 11, 2021

Last reviewed July 22, 2026

Affected 348K

Data exposed Email addressesIP addressesPasswordsUsernames

By GalaxyWarden Threat Research · Editorial & sourcing standards

Editorial & sourcing policy

GalaxyWarden is a breach-monitoring service and news aggregator. We do not exfiltrate, host, purchase, or redistribute stolen data. Breach information is compiled from publicly accessible sources and threat-intelligence platforms, and is reported as claims attributed to their source. We promptly correct or remove material shown to be inaccurate — see our content & takedown policy or write to support@galaxywarden.com.

Sources: Have I Been Pwned

Related breaches

critical February 26, 2021