1. Associated Press (2000). First movie distributed via satellite opens in New York. CNN.com, 17 November. (http://www.cnn.com/2000/TECH/computing/11/17/digital.theater.ap/)
2. Associated Press (2003). Record industry to sue downloaders, 26 June. CNN.com, 26 June. (http://www.cnn.com/2003/TECH/internet/06/25/download.suits. ap/index.html)
3. Biddle, P., England, P., Peinado, M., & Williams, B. (2002). The darknet and the future of content distribution. In Proceedings of the 2002 ACM workshop on digital rights management, Washington, DC, 18 November. (http://crypto.stanford.edu/DRM2002/darknet5.doc)
4. Butler, R. W. (2003). Movie industry battles film piracy on many fronts. The Kansas City Star, 22 June. (http://www.kansascity.com/mld/kansascitystar/6141893.htm)
5. Firewalls and internet security;Cheswick,2003