Think twice before you click on that link—even if it was sent to you by a friend or family member. Simply put, a computer virus is a program that you did not install which often performs malicious ...

Add Yahoo as a preferred source to see more of our stories on Google. Q: I have a problem with a pop-up that keeps appearing on the lower right-hand side of my Desktop screen. It appears every time I ...

A computer virus is a type of malware that can replicate itself on your computer and spread to other devices. You might be infected with a virus if your computer suddenly starts running more slowly, ...

A common antivirus feature that automatically replies to e-mails infected with a virus to inform the sender that they are infected is obsolete and should be disabled because it creates almost as much ...

Symantec has shown the way for other antivirus firms to finally end the proliferation of false user email notifications, which wrongly identity the source of a virus and add to the general email ...

A: This sounds like another case of Windows Push Notification malware. As described in recent columns on the topic, this adware uses a website's permissions prompt command (when the site you are on ...

It's important to know the signs of a virus, so that you can act quickly to get rid of any malware and stay safe in future. A virus is a type of malicious software, or malware, that can replicate ...