The Enhanced Mitigation Experience Toolkit (EMET) helps raise the bar against attackers gaining access to computer systems. EMET anticipates the most common actions and techniques adversaries might use in compromising a computer, and helps protect by diverting, terminating, blocking, and invalidating those actions and techniques.
https://www.microsoft.com/en-us/download/details.aspx?id=46366
While EMET offers by no means 100% protection against all sorts of exploits — researchers have shown in the past that it is possible to bypass some or even all of EMET’s anti-exploit measures
http://www.ghacks.net/2015/12/20/microsoft-launches-emet-5-5-beta-with-windows-10-support/