NSS Labs , Internet Explorer 9 , . SmartScreen 99% 94% URL-, , - 95% . , Microsoft : Firefox - – 21%, Safari Chrome - 20% 4% , Opera, NSS Labs, .

, Internet Explorer SmartScreen, Firefox, Safari Chrome - Google Safe Browsing API. , , . 16,4 . "" IE8 - 3,8 , - Safari, 37,4 . Safari - , «»: 10% , 20%.

11 24/7 NSS Labs 8000 , 1200 , 600 . , NSS Labs, Opera ( ) , . « Opera , , , AVG, . , NSS AVG Opera. , NSS , IE Microsoft. », - - Opera Software . , Microsoft.