The foremost difference between viruses and Spyware is that a virus spreads and Spyware embeds. Viruses announce their presence loudly. Spyware tries to remain undetected because the longer it stays on your system, the more of your personal data it can send back to the hackers who created it.
Even if you are using iS3 ANTIvirus, you need additional protection from Spyware and Adware. Today's malicious programs are often blended threats. That is, attacks that attempt to maximize their effectiveness by using the attributes of viruses and worms while exploiting vulnerabilities in physical systems that are typical of Spyware. A blended threat might include an e-mail with a virus in its attachment and a Trojan containing Spyware, such as a keylogger. If you do not have Spyware protection running on your machine, please
click here, to download STOPzilla. It's Anti-Spyware Made Easy.