Norton Antivirus protects your computer by scanning it constantly. It immediately blocks anything trying to enter your computer and asks you for permission to allow it to enter. If it is a virus or a worm or anything that can potentially cause damage, it isolates it immediately and then alerts you. Norton Antivirus also protects you from being infected when you use an instant messaging program.
Symantecís Norton Antivirus software is a program that protects your computer and stops viruses, spyware, worms and Trojan horses from entering and causing harm. Norton Antivirus performs constant scans to your computer to protect it as you surf websites, download files and open email. Norton Antivirus is updated regularly and automatically so that your computer remains safe.