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greynet

Programs that network users download and install on their computers — usually without permission from or knowledge of the IT department. While some greynet applications are often useful (for example, instant messaging, streaming media and RSS software, peer-to-peer file sharing, peer-to-peer collaboration and proxy applications), they can also include or malicious programs (such as spyware).



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    Not technically fitting into either the virus or spam category we have spyware and adware, which are growing concerns for Internet users.

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