Governments, businesses, and private citizens all use computers on a daily basis. Cyber security exists to protect computer systems and shared data from theft or damage by any presence that plans to do harm. Security is a constant issue as technology changes and criminals circumvent existing safety measures.

Graduate diploma courses often take somewhere between one to two years to complete, and are usually offered to students already holding college degrees. Students might expect better job prospects in the relevant field after graduating from one of these programs.