COMPUTER SECURITY- A REVIEW

computers

Computers are used widely in companies, organizations and homes etc. we save important and confidential data in it, because of it security of computer is required. Computer security is the protection of computer parts and information from theft and destruction. This means that everyone who uses a computer or mobile device needs to understand how to keep their computer, device and data secure. We use computers for everything from banking and investing to shopping and communicating with others through email or chat programs. Although you may not consider your communications "top secret," you probably do not want strangers reading your email, using your computer to attack other systems, sending forged email from your computer, or examining personal information stored on your computer. Computer Security is the field which tries to keep computers safe and secure. Computer security is a field of engineering concerned with the development and deployment of measures to ensure the protection of computer systems from hostile acts or influences. Security means allowing things you do want, while stopping things you don't want from happening. There are many computer risks, some more serious than others. Among these dangers are viruses erasing your entire system, someone breaking into your system and altering files, someone using your computer to attack others, or someone stealing your credit card information and making unauthorized purchases. In this paper introduction of computer security, its theft and protection methods are discussed. It presents some of the material that is the basis of security in computer systems.

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