NSS Labs, an independent security research and testing organization, released two reports today that show SmartScreen continues to offer industry-leading protection against socially engineered malware. According to the global test conducted by NSS, “IE9 caught an exceptional 96% of the live threats with SmartScreen URL reputation, and an additional 3.2% with Application Reputation.” The graph below compares the test results from various browsers and shows that Internet Explorer blocks up to seven times more malware than other browsers in the global test.



Source: Windows Blog