Computer forensics is a branch of the digital forensic science pertaining to legal evidence found in computers and digital storage media. The goal of computer forensics is to examine digital media in a forensically sound manner with the aim of identifying, preserving, recovering, analyzing and presenting facts and opinions about the information.
http://www.trafficgeyser.net/lead/forensics
http://www.schoolanduniversity.com/study-programs/criminal-justice/computer-forensics-cybercrime