How do computers get viruses?

A computer virus works by entering the system, usually by a Trojan horse where the virus pretends to be a safe software, and then goes on to infect other software. A virus can upload information to the internet or to the host, the creator of the virus, and can slow down your computer. read more

Computer viruses and other malware are designed to spread. They jump from computer to computer, using network connections to infiltrate a computer's files and install software that steals your money and personal information. read more

There are dozens of ways a computer can become infected with spyware, viruses, and other malware. Below is a list of methods of how your computer can become infected. We've made this list in the order we believe to be most to least common. read more