1. Beware of False Security Messages That Would Cause You To Download Malware into your Computer

The virus or worm would display a security message that warns the user that his or her computer has been infected. These viruses would display warnings that appear to be legitimate. It then entices the user to click on links that would apparently take them to sites for removal of the viruses, when in actual fact the malicious software is making the user visit an infected website and run more malicious codes on the user's system and registry.

2. What Are Some Common Ways For Trojan Horse Viruses, Malware and Worms to Infect your System?

The most common way for a PC system to get infected by malicious software is via downloads of files online, especially from free download websites. The same is true for peer to peer files sharing networks like Kazaa and Limewire. Visits to malicious websites and connection of infected media devices like a corrupted thumb-drive can also bring the problem to your PC.

3. Beware of Scam Trojan Horse Virus, Worms and Malware Software

One of the most sophisticated scams is fake protection spyware and virus removal software. They claim to help you scan your system and then report fake results in order to get you to purchase whatever "security software" that they offer. To really remove harmful malware, you need to research carefully and download only legitimate antivirus and antispyware software.