Chris PC-Lock is a useful Windows application with keyboard locking functions.

Now you can ensure that your work remains unaltered when your children are playing around your notebook or desktop PC. It's really a pity to be concerned about what might happen with your reports or financial sheets when your children or your favorite pet would hit by mistake the keyboard.

Now by a simple shortcut, you can block fast the access to your computer and secure your work. To resume your work simply unlock it using your secret password.