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
Features new to Windows Vista display, the operating system will move the window back to the primary display so that it remains visible. Application developers can also respond to changing monitor conditions. While a presentation is active, Windows Vista disables idle sleep timers and system notifications, and may optionally enable a variety of settings specified by the user. Presentation settings that users may customize include the ability to disable the screen saver, adjust volume levels, temporarily display a specific background image on the display and/or change its position, and to automatically enable these presentation settings with individual display configurations. Windows Vista also introduces an Aero