In late 2016, a data dump of almost 100M accounts from Rambler, sometimes referred to as "The Russian Yahoo", was discovered being traded online. The data set provided to Have I Been Pwned included 91M unique usernames (which also form part of Rambler email addresses) and plain text passwords. According to Rambler, the data dates back to March 2014.

Domain Entries Date Breached Hashing Privacy acknowledged?
https://rambler.ru 91,436,280 2014-03-01 plaintext Public No

Information leaked

Email addresses, Passwords, Usernames

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