Cyber Security : Cyber security is part of the technologies, processes and practices designed to protect data, computers, programs and data from invasion, damage or unauthorized access. Cyber Security Business Ideas: Do you want to start a business in the security industry? If YES, here are 50 profitable security business ideas you can start from home with no money in 2018. The security industry is an integral part of our world especially in period such as this when crime and terrorism has been taken to an all – time high. Cyber Security and Crime: Cyber crime, or computer-oriented crime, is a computer and a network involved crime. Computer usage can be done in a commission of crime,Or this could be the goal. Cyber crimes can be defined as:"A crime that deliberately damages the reputation of the criminals against individuals or groups of individuals or directly or indirectly, due to physical or mental harm or damage,Modern telecommunications is used. Networks