Beware of STOPZilla. It is a fake AntiVirus program. The program will do a fake scan of your computer and creates fake infection reports of malware, trojans, and viruses. You are lured into purchasing the program to remove the infection. But there are no infections actually residing on your pc. After install it takes over your computer and opens pc ports to send your confidential info back to a data center. Fake scans will follow weekly. STOPZilla will automatically bill your credit card $40 next year without your approval. They even track credit card number changes. IF you have bought the program, warn your credit card company to block subsequent billing. STOPzilla routinely submits fake people names and reports of how good the program performs. Don't believe them. You will regret ever dealing with STOPzilla.