Will Kim Dotcom sue Microsoft and others over two-factor authentication patent? May 23, 2013 by admin Tweet Mega founder Kim Dotcom claims he holds the patent for two-factor authentication and says he may sue other companies that are using it, like Microsoft, Twitter, Facebook and more. Read more… Neowin Related Posts:Losing SMS authentication on Twitter? Here's how to…Microsoft is making significant improvements to SMB…Downloading an authentication app? Don't fall for…Microsoft wants to eventually disable NTLM…Microsoft reveals new features added to Windows…