Appen (aka crowdflower)


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.

Domain Entries Date Breached Hashing Privacy acknowledged?
https://appen.com 5,888,405 2020-06-22 bcrypt Public No

Information leaked

Email addresses, Employers, IP addresses, Names, Passwords, Phone numbers


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