978 disclosed16.04 B records
BREACHBreach timeline
Disclosed breaches catalogued by Have I Been Pwned — aggregate metadata only, no PII. Refreshed weekly. Authored by Adam Lundqvist.
978
disclosed breaches
16.04 B
records compromised
68%
involve passwords
7
malware-linked
Disclosed breaches per year
Clear year filter (2020)Click a bar to filter the table by year. Bar tooltip shows the year’s record total.
Top 25 of 36 matching (Usernames) (2020)
Clear data-class filter| Name | Domain | Records | Date | Data classes |
|---|---|---|---|---|
| ProctorU | proctoru.com | 444.5 K | 2020-06-26 | Email addresses, Names, Passwords +3 |
| Pampling | pampling.com | 383.5 K | 2020-01-04 | Email addresses, Names, Passwords +1 |
| OGUsers (2020 breach) | ogusers.com | 263.2 K | 2020-04-02 | Email addresses, IP addresses, Passwords +2 |
| Preen.Me | preen.me | 236.1 K | 2020-05-25 | Email addresses, Names, Social media profiles +1 |
| Utah Gun Exchange | utahgunexchange.com | 235.2 K | 2020-07-17 | Email addresses, Genders, IP addresses +2 |
| Thingiverse | thingiverse.com | 228.1 K | 2020-10-13 | Dates of birth, Email addresses, IP addresses +4 |
| ShockGoresensitive | shockgore.com | 73.9 K | 2020-08-11 | Email addresses, Genders, IP addresses +3 |
| Nulled.ch | nulled.ch | 43.5 K | 2020-05-20 | Email addresses, IP addresses, Passwords +2 |
| Horse Isle | horseisle.com | 27.8 K | 2020-09-19 | Email addresses, Genders, IP addresses +4 |
| MEO | meoair.com | 8.2 K | 2020-12-24 | Email addresses, Names, Passwords +4 |
| Roblox Developer Conference (2023) | rdcglobal.com | 3.9 K | 2020-12-18 | Clothing sizes, Dates of birth, Email addresses +5 |