Tumblr


In early 2013, tumblr suffered a data breach which resulted in the exposure of over 65 million accounts. The data was later put up for sale on a dark market website and included email addresses and passwords stored as salted SHA1 hashes.

Domain Entries Date Breached Hashing Privacy acknowledged?
https://tumblr.com 65,469,298 2013-02-28 SHA-1 Public Yes

Information leaked

Email addresses, Passwords


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