Back in the nineties, while visiting a research facility on an airforce base, i saw a solution to the fingerprint problem. The electronic keypad simply randomiz

Back in the nineties, while visiting a research facility on an airforce base, i saw a solution to the fingerprint problem. The electronic keypad simply randomized the positions of the digits before each login attempt. Not very convenient considering that you cant't use your muscle memory, but pretty much hack-resistant.