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Re: Secure phone




> How many digits are on the display of one of those phones?  It seems
> that you should be able to concoct something which is easy to compute,
> and offers as much surety as the few digits on the display.

You get 6 big characters that you can see from a couple of feet away,
or three lines of 16 characters that you have to squint at ;-)

(It's a 100 x 32 pixel graphic display).

Eric