Many people loss their very important personal informations like credit card number and bank account details by spyware. To help people protect their personal information from spyware, many security software companies developed software for anti spyware protection. Spyware is software that hides on your computer, usually without your knowledge and without you knowing how it got there. Spyware can be used for collecting information about your computer’s hardware and software configuration, your web surfing and online buying habits, your passwords, your email address and personal information including your name, age and gender. Spyware applications are typically bundled as a hidden component of freeware or shareware programs that can be downloaded from the Internet; however, it should be noted that the majority of shareware and freeware applications do not come with spyware. Once installed, the spyware monitors user activity on the Internet and transmits that information in the background to someone else. Spyware is the biggest threat that Internet users are facing today; therefore, it is important to know how to safely remove spyware, adware, trojans, keyloggers, worms and other malware from your computer. The process of finding the right anti spyware software is one of great importance in order to keep your computer running as efficiently and smoothly as possible. Before you can effectively use any anti spyware software you need to know more about it and how it works. Also remember that anti spyware software is only as effective as its most recent update, so if you are using an outdated version then you will really not be doing any good.