Computer Science Homework Help

Can you help me understand this Computer Science question?

Keystroke logging, often referred to as keylogging or keyboard capturing, is the action of recording (logging) the keys struck on a keyboard, typically covertly, so that the person using the keyboard is unaware that their actions are being monitored. Explain a situation where using a keyloggers may be used in either a legitimate (legal) way or used as a tool for criminals.