Features new to Windows Vista Windows Vista, Internet Explorer operates in a special "Protected Mode", which runs the browser in a security sandbox that has no access to the rest of the operating system or file system, except the "Temporary Internet Files" folder. This feature aims to mitigate problems whereby newly discovered flaws in the browser (or in ActiveX controls hosted inside it) allowed hackers to subversively install software on the user's computer (typically spyware). Internet Explorer 7 in Windows Vista also exclusively supports Advanced Encryption Standard (AES) key lengths up to 256 bits outlined in RFC 3268 and certificate revocation checking using Online Certificate
Criticism of Windows Vista or better than Windows XP systems. "With the release of a new operating system and its new features and higher requirements, higher power consumption is normal", as Richard Shim, an analyst with IDC noted, "when Windows XP came out, that was true, and when Windows 2000 came out, that was true." According to Gartner, "Vista has been dogged by fears, in some cases proven, that many existing applications have to be re-written to operate on the new system." Cisco has been reported as saying, "Vista will solve a lot of problems, but for every action, there's a reaction, and unforeseen