This video shows the basics of computer forensics, and information technology. They talk about how an independent company is hired to investigate and find the truth, "hidden in the computer." Even when you delete your browser history, or clear your cache, your computer always leaves a permanent mark of whatever you do. Sort of like a digital fingerprint. I hope you enjoy. 

Film and Video:

, . "STEM Careers for Students: Volume 02". Computer Forensics Specialist . 2010. <Discovery Education: http://player.discoveryeducation.com/index.cfm?guidAssetId=E039D2D7-B001-4190-98EC-364A5E63FFE0&blnFromSearch=1&productcode=US>. 13 May, 2011.