Web browsers are become common avenue for hacker to deliver malware and start attack on any computer. Running Internet Explorer in protected mode provides an extra level of security and data protection for windows users. Internet Explorer protected mode, no one can modify or change system files or settings without the permission of user.Protected Mode requires the user to confirm any activity that tries to put something on your machine or start another program. By ensuring the user consents to these kinds of actions, the likelihood of automated and/or unwanted software installation is reduced. This feature also makes you aware of what a website is trying to do, giving you a chance to stop it and take time to double check the trustworthiness of the website.
Internet Explorer in protected mode is available on in Windows Vista.