Definitions for "Keystroke logger"
A programs that operates without a users knowledge and records all of the keystrokes. Once the keystrokes are logged, they are hidden in the machine for later retrieval or shipped raw to the attacker. The attacker then carefully goes through the data in hopes of either finding a password, or possibly other useful information. Often used for identity theft.
a hardware device or software program that monitors each keystroke a user types on the keyboard
a piece of software that could be installed on theoretically any machine that could capture all the keystrokes someone types and by studying that carefully, eventually, you might find where they typed in their password
a program that intercepts all keystrokes that you've made on your computer
a program that quietly "runs in the background" of your computer while the machine is operating
a small piece of software that someone tricks you into installing on your computer