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P2PFile

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P2PFile

  1. 1. Free Powerpoint Templates Peer-2-Peer File Sharing Kenie Moses TECH621 Social Internet Spring 2011
  2. 2. <ul><li>Essentially at it’s basis is file sharing </li></ul><ul><li>File sharing amongst connected peers </li></ul><ul><li>No host computer storage </li></ul><ul><li>Free downloadable shareware to connect </li></ul>Peer-2-Peer File Sharing What is it?
  3. 3. Peer-2-Peer File Sharing History <ul><li>1977 Xmodem a point-to-point BTP- Ward Christensen </li></ul><ul><li>1985 File Transfer Protocol- Postel and Reynolds </li></ul><ul><li>1986 Zmodem another BTP superior long-distance transmission </li></ul><ul><li>1988 Internet Relay Chat- Jarkko Oikarinen </li></ul><ul><li>IRC users can exchange files via Direct Client-to-Client </li></ul><ul><li>1990 The World Wide Web-Tim Berners-Lee & Robert Cailliau </li></ul><ul><li> 1991 Mp3 is finalized as an ISO/IEC standard </li></ul>
  4. 4. Peer-2-Peer File Sharing History <ul><li>1997 Scour, Winamp, Hotline & MP3.com founded </li></ul><ul><li>1998 MPMan F10, Rio PMP300, Audiogalaxy, MP3 Newswire </li></ul><ul><li>and Digital Millenium Copyright Act Passed </li></ul><ul><li>1999 Napster uses centralized structure. Indexing & searching </li></ul><ul><li>performed on Napster servers. Storage on peer from peer </li></ul><ul><li>2000 MyMP3, eDonkey, Gnutella, Scour Exchange & Freenet </li></ul><ul><li>2001- Decentralized file sharing clients, lawsuits, shut downs </li></ul><ul><li>& open source software distribution </li></ul>
  5. 5. Peer-2-Peer File Sharing Peer-2-Peer Network Organization Centralized Network Decentralized Network
  6. 6. Peer-2-Peer File Sharing <ul><li>File Hosting Services </li></ul><ul><li>Internet hosting service specifically designed </li></ul><ul><li> to host static content through direct download; </li></ul><ul><li> online storage </li></ul><ul><li>Peer-2-Peer Services </li></ul><ul><li> File sharing among peers connected by </li></ul><ul><li> common, normally, open source software </li></ul><ul><li> package that allow users to download and </li></ul><ul><li> upload bits of info through swarm networks </li></ul>2 Types of File Sharing Services
  7. 7. Peer-2-Peer File Sharing <ul><li>File Hosting Services </li></ul><ul><li>RapidShare, File Savr, file dropper, FileFactory , </li></ul><ul><li>File Den , Fileqube, 4Shared, 2big2send.com </li></ul><ul><li>Peer-2-Peer Services </li></ul><ul><li>TorrentSpy, uTorrent, Azureus, PirateBay, ARES, </li></ul><ul><li>Gnutella, LimeWire, eDonkey isoHunt, PirateBay </li></ul>Major Examples
  8. 8. Peer-2-Peer File Sharing Risks <ul><li>Unknowingly allow others to copy private files </li></ul><ul><li>May download material that is protected by copyright laws </li></ul><ul><li>May download a virus or facilitate a security breach </li></ul><ul><li>Allow others to view personal information or download </li></ul><ul><li>content other than anticipated information. (i.e. porn) </li></ul>
  9. 9. Peer-2-Peer File Sharing Risk Avoidance <ul><li>Install file-sharing software carefully, so that you know </li></ul><ul><li>what’s being shared </li></ul><ul><li>Use security software and keep it and your operating </li></ul><ul><li>system up-to-date </li></ul><ul><li>Close the connection & back-up sensitive data </li></ul><ul><li>Create separate user accounts </li></ul>
  10. 10. Peer-2-Peer File Sharing Conclusion <ul><li>P2P is an efficient and effective means to transfer data </li></ul><ul><li>between individuals over distance </li></ul><ul><li>High risk for worm (virus) intrusion, security </li></ul><ul><li>breaches & unwanted information access </li></ul><ul><li>Current study for P2GP for increased security and </li></ul><ul><li>control over “friends” (peers) </li></ul>
  11. 11. Peer-2-Peer File Sharing References http://www.ftc.gov/bcp/edu/pubs/consumer/alerts/alt128.shtm http://www.peer2peertutors.com/ http://en.wikipedia.org/wiki/File_sharing http://en.wikipedia.org/wiki/File_hosting_service http://www.blogsdna.com/923/top-20-best-peer-2-peer-p2p-file-sharing-programs-applications-software.htm http://compnetworking.about.com/od/p2ppeertopeer/Peer_to_Peer_File_Sharing_P2P_Networking.htm http://p2pfoundation.net/

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