Appen
Disclosed Jul 30, 20206 years ago5,888,405 accountsUnverified
In June 2020, the AI training data company Appen suffered a data breach exposing the details of almost 5.9 million users which were subsequently sold online. Included in the breach were names, email addresses and passwords stored as bcrypt hashes. Some records also contained phone numbers, employers and IP addresses. The data was provided to HIBP by dehashed.com .
What is known
| People affected | 5,888,405 (accounts in the leaked data, per Have I Been Pwned) |
|---|---|
| Disclosed | Jul 30, 2020 |
| Happened | Jun 22, 2020 |
| Attack | Not stated |
| Data exposed | Emails, Employment, IP addresses, Names, Passwords, Phone numbers |
| 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: Appenhaveibeenpwned.com · Aggregator | Aggregator |
Notices filed
| Where | Filed | People |
|---|---|---|
| Have I Been Pwnedaccounts in the data | Jul 30, 2020 | 5,888,405 |
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.