There is no direct figure as to how many computer viruses there are because new viruses emerge almost every day. However, in 2008, there were more than 1 million computer viruses. According to zdnet.com, in 2012, the Symantec virus definition file contained over 17 million separate signatures.Know More
The first computer virus was detected in the early 1970s and was known as the Creeper virus. Systems infected with this virus displayed the message "I'm the creeper, catch me if you can." Since then, hundreds of thousands of viruses have been created that perform different types of harmful activity.
Computer viruses cause untold havoc, reportedly costing companies millions of dollars each year. The easiest way to protect your system from a virus is to invest in an antivirus program. Antivirus applications work as a shield and scan your system for any suspicious file or application.Learn more in Software
Computer sabotage involves deliberate attacks intended to disable computers or networks for the purpose of disrupting commerce, education and recreation for personal gain, committing espionage, or facilitating criminal conspiracies, such as drug and human trafficking. According to the Federal Bureau of Investigation, computer sabotage costs billions of dollars in legal fees to recover damages such as identity theft and to repair vital infrastructure that serves hospitals, banks and 911 services.Full Answer >
Search through the Internet history and temporary Internet files on your computer to find what information has been viewed on your computer. Check the browsing history on each separate browser that is in use. Install a monitoring software to see anything that may have been deleted.Full Answer >
Although there are many ways to check if a computer is running on the 64-bit version of Windows, the easiest one involves opening the Control Panel of the computer and checking its specifications on the System Properties window. This process takes less than two minutes.Full Answer >
Software designed to monitor computer activity can be found under Processes in the Task Manager on a PC. Simply press Ctrl-Alt-Del to bring up the Task Manager. On a Mac, open up Gadgets and Gizmos, and then click Utilities and Activity Monitor to pull up the running processes.Full Answer >