Whenever you browse the net your computer has a risk of being attacked by virus or spyware. As soon as these Internet worms take over your PC you start to have their immediate effects. The speed of your computer may start to drop, your monitor screen could turn blue, and your computer may hang. There could be other symptoms, too. The settings of your firewall in the system could have been changed, and sensitive data from your PC could be going out. The attachment with your email could be a virus or a spyware program, and as soon as you try to open the attachment, your computer could be hacked with your personal information sent out to some unscrupulous person.

If your computer is attacked by virus or spyware, it starts to control your PC entirely. You may find mass emails are being sent off from your PC to all the addresses in your address book. Within a large network, a virus could start a Distributed Denial of Service (DDoS) attack hindering all kinds of communication within the network. Free PC scan is a web-based utility which can help in detecting various kinds of viruses and malware in your system. You should use one of these tools and scan your PC to find out if you have any type of virus or malware affecting your system.

Free PC scan is an online free tool which is designed to scan your computer for any malware or virus that may be slowing down your PC. It scans for wide range of Internet threats which include known viruses, and spyware programs. Free PC scan is a web-based tool which also detects any vulnerability in your system, and provides you with links to web addresses from where you can download the security patches which are missing. Generally these tools provide you with a report, detailing out the security threats that have been found in your PC.

You must be cautious in choosing free PC scan web tool. You need to choose the one which is authentic and genuine. There are several of these around which are dangerous for your system. Viruses are intentionally fed into your system as you start scanning with some of these tools. At the end of the scan, it comes up with a report which shows a huge quantity of virus that are supposed to have been detected in your computer. There-after, for removal of these viruses they ask you to purchase the anti-virus software from them. The pop-up endlessly comes up no matter what you do.

When your computer is attacked by virus or malware, your PC starts to malfunction with positive indications of a threat. Your computer starts to get slow, hanging in the middle. You could find a tool bar suddenly appearing just below your browser, pop-ups continuously appearing on your screen, and you may find that the Windows programs like, “Msconfig”, and REGEDIT not responding. These are typical indications that you either have virus or malicious software in your computer. Free PC scan web-based scanning utility can help you to detect the presence of such threats in your computer.

The best way to choose free PC scan is to look for user reviews on the Internet and go through the various observations made by actual users. This may help you select a web-based free scanning tool that is right for you. Virus attacks could permanently damage your computer. You may have to re-format your hard disk and lose all your data. Malicious software may change your browser and firewall settings, and you may be losing your personal information from your PC which may be utilized by a hacker. You would get continuous pop-up advertisements because of adware coming into your system, and for all these, free PC scan web-based utility can help you in detecting such threats.