According to NSS Labs latest Web Browser Group Test Socially-Engineered Malware Europe Q2 2011 report IE 9 blocked 92% of the live threats with smartscreen URL reputation and with 8% of application reputation. Internet Explorer 8 blocked 90 percent of malware.Safari 5, Chrome 10, and Firefox 4, each blocking just 13 percent and Opera 11 blocking just 5 percent of malware.
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