MediumBreachHave I Been Pwned — public breach catalog· 27 Mar 2026
BreachForums Version 5 — 340K accounts
Severity: Medium · Kind: Data breach
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From the source
In March 2026, a breach of one of the many iterations of the BreachForums hacking forum known as "Version 5" was publicly disclosed . The incident exposed 340k unique email addresses along with usernames and argon2 password hashes.
Breach facts
- Accounts affected
- 339,778
- Verified
- Yes
- Sensitive
- No
- Domain
- breachforums.bf
- Data exposed
- Email addressesPasswordsUsernames
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