Additional guidance information
About software
About softwareIf hardware is the computer's physical components, software is the set of instructions or programs that 'run' on a computer. System software is what is used to manage a computer, an example being the operating system which might be MacOS, WindowsOS or...
About firewalls
About firewalls Create a security filter between the internet and your network Protecting networks with a firewall What is a network? Boundary devices Routers Networks must be protected by either a physical or virtual firewall Firewalls Different types of firewall...