i3lock:tldr:b5e9a

The "i3lock" command is used in the i3 window manager on Linux systems to lock the screen.

When you execute the "i3lock" command, it triggers a screen lock, which essentially blanks out the screen and prevents any further user interaction until the correct password is provided. This can be useful for securing your system when you step away from your computer, so unauthorized users cannot access your data or perform any actions in your absence.

Upon execution, the "i3lock" command typically overlays a black or custom-colored screen with a user-defined authentication prompt. The prompt usually asks for a password, and upon successfully entering the correct password, the screen unlocks, granting access to the system.

Some variations of the "i3lock" command allow for additional customization, such as adding a custom background image to the lock screen or displaying notifications before the lock process.

Overall, "i3lock" is a simple yet effective command for locking the screen and ensuring the security of your system when you are not present.