A unit of physical hardware or equipment that provides one or more computing functions within a computer system.
A network of computer networks encompassing the World Wide Web, FTP, telnet, and many other protocols.
Text files with small pieces of data — like a username and password — that are used to identify your computer as you use a network.
A device (usually within the computer case) that reads and writes information, including the operating system, program files, and data files
A program used to view World Wide Web pages, such as Netscape Navigator or Internet Explorer.
The capacity of a networked connection.
Used to connect one computer to another over a phone line
A program or instructions executed by a computer
Read-only memory; the type of storage that is not changed even when the computer is turned off.
A technique for attempting to acquire sensitive data, such as bank account numbers, through a fraudulent solicitation in email or on a web site, in which the perpetrator masquerades as a legitimate business or reputable person.
Used to input data by pressing keys
Business or people sending advertisements of their get rich quick schemes or their products to try.
The software that communicates with the computer hardware.
The main printed circuit board (PCB) in a computer.
The physical pieces of a computer; monitor, keyboard, mouse, printer, computer unit, scanner, etc.
A wireless networking technology that uses radio waves to provide wireless high-speed Internet access.
Short for malicious software, refers to any intrusive software developed by cybercriminals (often called hackers) to steal data and damage or destroy computers and computer systems.
Criminal activity that either targets or uses a computer, a computer network or a networked device.
An instance of a program running in a computer.
The information that the computer displays on a screen or prints on paper as a result of a particular program.
Device that converts output from a computer into a printed image
Uniform resource locator; the address of a site on the World Wide Web; a standard way of locating objects on the Internet.
A device used to display information visually.
the act of Identifying and then exploiting weaknesses in a computer system or network, usually to gain unauthorized access to personal or organizational data.