Recording keystrokes (i.e., a keylogger) to gather anything that is typed, including user names, passwords, banking details, credit card numbers and contact information.
Tracking online activity including website visits, browsing history, people they interact with and messages they send in order to create a detailed profile of the user.
Assume control of the computer or device and reset the browser’s homepage, alter search results or flood the device with pop-up ads.
Reconfigure the device’s security settings, including the firewall, to allow remote control over the device or intercept attempts to remove the spyware.