5 ms·
I think OP is referring to something like an AACS key: http://en.wikipedia.org/wiki/Illegal_number http://en.wikipedia.org/wiki/Illegal_number
by dkulchenko 14y ago
I think OP is referring to something like an AACS key: http://en.wikipedia.org/wiki/Illegal_number http://en.wikipedia.org/wiki/Illegal_number