It strikes me that this reduces password cracking to a game of Mastermind. Amusement aside, it also allows a cracking attempt to be done without running up aga

It strikes me that this reduces password cracking to a game of Mastermind. Amusement aside, it also allows a cracking attempt to be done without running up against server authentication. Even if the same series of color patterns can occur for multiple passwords, the quantity of attempted server authentications is greatly reduced.