OS X, iOS, Linux were the most vulnerable OSes in 2014
 

The Lenovo-Superfish fiasco might have some contemplating an OS switch, but the grass isn't greener on the other side—at least not according to GFI. The security firm has published a report ranking last year's most vulnerable OSes and applications, and guess what? OS X, iOS, and Linux made the top of the list.

http://techreport.com/news/27855/rep...e-oses-in-2014