With the computers becoming more vulnerable for attacks by worms and Trojan horses, it is indeed a great relief that the pcsecurityshield has come up with an advanced pc guard like the Shield Deluxe 2009. The advanced system is effectively able to stop the malware, spyware and adware that otherwise would enter the system to start its Denial of Service to the user. The pcsecurityshield is easy to install and performs more than just as an anti-virus, offering additional services like monitoring the mails and eliminating pop-ups. The pcsecurityshield is well suited for the laptops as the economy mode saves on the battery energy.