By Kathleen Hablutzel and Zampa Provenzale

Jim Sanborn created the sculpture Kryptos in 1990 to stand within the CIA headquarters in Langley, Virginia. The sculpture is made primarily of copper and is shaped like an “s,” meant to resemble a piece of paper being printed. Hollowed out encrypted words cover the statue. The message is separated into four sections, each with its own encryption. Put together, the four decrypted messages from a riddle. Sanborn used the Vigenère Cipher for the first two passages and transposition for the third. The fourth passage has yet to be decrypted more than thirty years later. Sanborn is not a professional…

Get the Medium app

A button that says 'Download on the App Store', and if clicked it will lead you to the iOS App store
A button that says 'Get it on, Google Play', and if clicked it will lead you to the Google Play store