What Is A Computer Virus

A computer virus is not a myth. You can get a computer virus if you surf the Internet, open email attachments or use an infected floppy disk. But what is a computer virus? A computer virus is a program that attaches itself to the operating system of a computer. The codes in the program manage to take control of the operating system telling it what to do.

Important Computer Network Security Problems And Solutions

Security is one of the most important concerns for a computer network. It is necessary to maintain network security to ensure that private and confidential user data is not stolen. One of the most vicious attacks on network security is denial-of-service. These attacks are easy-to-launch and they are difficult to trace.