There are many types of spyware, however some common ones include keyloggers, password thiefs, and Trojans.
https://heathergreenphoto.com/?p=1320 Keyloggers are a kind of spyware that record whatever you type on your keyboard, consisting of passwords, credit card numbers, and other delicate info. They can also take screenshots of what you're doing on your computer, so they can see whatever you're doing.
Password stealers are a type of spyware that steal your passwords and login info for different sites and programs. They can use this info to log into your accounts and take your personal details or devote scams.
Trojans are a type of spyware that can offer hackers access to your computer system. They can utilize this access to install other spyware, take your personal details, or perhaps erase files on your computer.