Computer Crime CJ 520 / CJ 600 1.0 October 27, 2010

Computer Crime “Computer crime, cybercrime, e-crime, hi-tech crime or electronic crime generally refers to criminal activity where a computer or network is the source, tool, target, or place of a crime.” --Wikipedia

Why is it important to understand computer crime? Proliferation of technology Reliance on computers Infrastructure vulnerabilities

But is it really a crime? What’s the jurisdiction? What’s the statute? 2000 - I Love You virus

Some Computer Crimes Online threats Cyber-stalking Online child pornography Online gambling Money-laundering Malware Terrorism Counterfeiting Securities fraud Intellectual property theft Hate crimes Espionage Identity theft Exploitation

A few facts Anyone with a computer can pose a threat An estimated 73% of computer crime committed by “insiders’ Computer crime tends to be unreported / under reported

Categories of Computer Crimes How computers can be used in the commission of crimes

Computer as a Target DDOS, data corruption, network intrusion, vandalism Information / Access is a target Data corruption Prevent access of data

Computer as an Instrument Credit card fraud, salami attack, harassment Assists commission of crime Processes of computer, not information

Computer is Incidental Money laundering, loan sharking Not essential for crime Ease in committing crime

Crimes involving prevalence of computers Intellectual property theft, identity theft, equipment theft New versions of old crimes

Some Terminology Mens Rea Actus Reus Prohibative Malfeasance by computer MD5 Hash

Digital Evidence Digital evidence or electronic evidence is any probative information stored or transmitted in digital form that a party to a court case may use at trial. --Wikipedia

Digital Evidence Facts Can be immense Can be encrypted, disguised, or hidden Is intangible without assistance

Digital Evidence can be: Stored Instrument Target Contraband

Where can digital evidence be found? We must be able to handle and to accurately describe digital evidence

Resources Digital Crime & Digital Terrorism - Chapter One Computer Crime Categories: How Techno-criminals Operate - http://nsi.org/Library/Compsec/crimecom.html