A sculpture at CIA headquarters has kept a coded message secret for 35 years
by Ellsworth Toohey from Boing Boing on (#768GK)
Kryptos is a sculpture by artist Jim Sanborn on the grounds of CIA headquarters in Langley, Virginia. Dedicated on November 3, 1990, it carries four encrypted messages. "Of these four messages, the first three have been solved, while the fourth message remains one of the most famous unsolved codes in the world." - Read the rest
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