Peer to peer (p2p) file sharing is used to both download files and make them available for upload to other computers. Some common peer to peer clients are LimeWire, Kazaa, FrostWire, and BitTorrent. More information on removing peer to peer software may be found here.
Dangers of File Sharing Programs
File sharing can be a useful and powerful tool; however, due to the nature of this technology, it carries with it a variety of potential problems: