Malware, a term used to describe malicious software such as spyware and adware, has had a significant negative impact on IT departments in recent years. Often, malware has been distributed through Web sites that either trick users into installing the software or bypass the Web browser's security features to install the software without the user's consent . Internet Explorer 7 has been hardened to reduce the potential for malicious Web sites to compromise a user's browser or the rest of the operating system. The sections that follow describe other improvements that reduce security risks when users browse the Web .
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