A computer felon is someone who commits a crime using a computer. A HACKER is a person who uses their technical knowledge to gain access to computer systems without permission. Abetting is the act of helping or encouraging someone to commit a crime. CAIN is a biblical figure who killed his brother Abel, and is often used as a metaphor for someone who commits a crime. Together, these terms describe someone who uses their technical knowledge to commit a crime with the help of others.