As soon as you access the internet data highway with your computer, security is out of the question.
The ideal and secure computer is a system without any contact to the outside world - no disks, no flash drives, no CD-DVD drives, or cameras and no direct contact to other computers by modem or network card or cable. Many people do not realize that a computer connected to the internet reveals details about their personal life: who they are, where they work, where they go, who they visit, and their surfing habits. It's all there - housed as digital information at a data center somewhere. Most hacker exploits wouldn't be a problem if programmers were a bit more diligent in their coding. strcpy () is your enemy, strncpy () is your friend.