LinkedIn, eHarmony, Last.fm in 2012
LinkedIneHarmonyLast.fm20128,000,000WebAccidentally Published4. Email passworda and/or health recordshttp://news.cnet.com/8301-1009_3-57449325-83/what-the-password-leaks-mean-to-you-faq/?tag=mncol;txthttp://arstechnica.com/security/2012/06/8-million-leaked-passwords-connected-to-linkedin/Hacker 'dwdm' uploaded a file containing 6.5 million passwords on a Russian hacker forum. Soon after another 1.5 million passwords were discovered. On analysis, 93% of the passwords could be found in the Top 10,000 password list.