There are many types of spyware, but the most typical is probably adware. visit site Adware is a type of software that is used to track a user's online activity and display advertisements. It can be set up on a computer system without the user's knowledge, and it can be difficult to remove. Other common kinds of spyware consist of keyloggers, which are used to track a user's keystrokes, and Trojans, which are utilized to take personal details.