Malware is short for malicious software, it is a general term used to cover a wide range of programs that are purposely designed to degrade, attack or prevent the intented use of a computer.
Spyware programs are hidden among other programs or can be unwittingly downloaded to a user's system when certain websites are visited.
Adware is any software that causes unwanted adverts to appear when a user is using their system.Sometimes these adverts appear as pop-up boxes that cause other pop-up boxes to appear even when the user tries to close them down.
Key Loggers are programs designed to capture and record every key you press, including your passwords and confidential information, such as bank account and credit card details.
Rogue Diallers are a type of computer software used by unscrupulous vendors of adult material on the Internet.The rogue dialler software, once downloaded, acts in a similar way to a virus, but with the purpose of disconnecting a system's modem from its usual Internet Service Provider (ISP) and reconnecting it to another ISP.
I downloaded AVG at filehippo.com. The AVG scanned the computer for viruses
