CRIPTEOS 6E

DEFENDING THE KEYS: IT IS EASY AND SIMPLE

WE HAVE TWO KEYS.

CUSTOMERS AND THEIR PARTNERS

WILL BUY THE SET OF 64 KEYS

AND ONLY TWO  NUMBERS EXCHANGE,

TALKING AS BUS NUMBERS OR STREET NUMBERS.

HACKERS MUST TRY 64 FACTORIAL ATTEMPTS

TO DISCOVER THEM.