Safari (web browser) none. While no official word has been released by Apple, the indication is that these are the final versions available for these operating systems, and both retain significant security issues. While Safari pioneered several now standard HTML5 features (such as the Canvas API) in its early years, it has increasingly come under attack for failing to keep pace with modern web standards. In the past, Apple did not allow third party web browsers under iOS, but now there are plenty of web browsers available for iOS, including Chrome, Firefox, Opera and Edge. However, due to Apple developer's policies, browsers like
Internet Explorer 9 browser's ability to block malicious web pages or code. According to NSS, Internet Explorer 9 blocked 99% of malware downloads compared to 90% for Internet Explorer 8 that does not have SmartScreen Application Reputation feature. In early 2010, similar tests gave Internet Explorer 8 an 85% passing grade, the 5% improvement being attributed to "continued investments in improved data intelligence". By comparison, the same research showed that Chrome 6, Firefox 3.6 and Safari 5, which all rely on Google's Safe Browsing Service, scored 6%, 19% and 11%, respectively. Opera 10 scored 0%, failing to "detect any of the socially engineered