In May 2015, Спрашивай.ру (a the Russian website for anonymous reviews) was reported to have had 6.7 million user details exposed by a hacker known as "w0rm". Intended to be a site for expressing anonymous opinions, the leaked data included email addresses, birth dates and other personally identifiable data about almost 3.5 million unique email addresses found in the leak.
Accounts breached: 3474763
Breached on: May 11, 2015
Exposed data: Dates of birth, Email addresses, Genders, Geographic locations, IP addresses, Passwords, and Spoken languages
Added on: May 12, 2015