AP Newsroom on MSN
CIA sculpture creator selling encryption key to K4 that has baffled cryptographers for 35 years
For 35 years no one has cracked K4, the final code on a CIA sculpture. Now the artist is auctioning the deception key to ...
1don MSN
Kryptos’ final code remains unsolved. The CIA sculpture’s creator is auctioning the solution
An artist is auctioning off his archive for a sculpture at CIA headquarters that has transfixed code breakers for decades.
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