Photo: Supersecret Codes Made of Light Closer to Reality?



An Enigma coding machine using by German forces during World War II sits on display at Bletchley Park National Code Centre in England in a November 2004 photo. Allied decryption of German Enigma codes is often credited with helping end the war by 1945.

In June 2009 Austrian physicists made a new advance in quantum encryption, which could led to codes that can't be hacked without revealing the hackers.

Photograph by Ian Waldie/Getty Images


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