user password

Top 10 best free Keylogger software with Windows
keylogger can be a software or a small hardware device used to capture and collect information about keystrokes typed on the keyboard.
How to manage user passwords from Terminal in Linux
like many things on linux, passwords are easily managed directly from the command line. the passwd utility is designed to allow you to quickly and easily access all password-related commands on the system. you can use it to change and manage your password and other user passwords on the system