HIBP identified over 917k unique email address patterns in the data set, including message IDs and a number of other non-user addresses.
Compromised data: Email addresses, Email messages and 745k user accounts were subsequently leaked publicly.
The compromised data included email addresses, user birth dates and passwords stored as a salted MD5 hash.
Whilst there is evidence that the data is legitimate, due to the difficulty of emphatically verifying the Chinese breach it has been flagged as "unverified".
The data was sold and traded before 000webhost was alerted in October.
The breach included names, email addresses and plain text passwords.
Compromised data: Email addresses, Password hints, Passwords, Usernames In May 2015, the adult hookup site Adult Friend Finder was hacked and nearly 4 million records dumped publicly.
The data dump included extremely sensitive personal information about individuals and their relationship statuses and sexual preferences combined with personally identifiable information.
The data was being actively traded on underground forums and included email addresses, birth dates and passwords.