Very popular russian search engine rambler.ru  has reportedly been a victim of a security breach. About 100 million users data including usernames, email addresses, ICQ numbers, passwords & other important private data are now stolen by an unknown hacker group. 

 "LeakedSource", the data breach index service published this hacking news on their site --

 “Rambler.ru was hacked for 98,167,935  users on February 17th, 2012 and this data set was provided to us by  [email protected] who also provided the Last.fm mega breach.” 

The most bad thing is that all the passwords stored in plain text format without any encryption on the rambler server. So, hacker easily got all login credentials.

URGENT ! Change your rambler.ru passwords as soon as possibel !

Source of the news : https://www.hackread.com/russian-search-engine-rambler-ru-hacked/