[mdp2021]

Could be done by using a device with a display - e.g. an "ereader" - to present a random keyboard layout. But, good luck being efficient typing on that. At that point, better use a different input model.

Or, use techniques such as those in the article, such as random keypresses played during the actual ones.

[FireBeyond]

Some banks went through a phase of this - website would present an on screen keyboard for the password field with a randomized layout.

I'm sure customer frustration was huge.