http://zqktlwk5ilgohy63eyrptyb4mc76bunfmxcnstkmveyjnskxkpq3b5yd.onion/wiki/Intrusive_Surveillance
Message-hook and other application-level keyloggers can also be fooled in this way, but they can attempt to do things like sort keystrokes by destination window, target only specific apps, take screenshots, and even attempt to capture cut and paste events. In fact, most commercially available software keyloggers have advanced to the point where they are able to track both cut and paste activity and sort keystrokes according to their destination window.