Solution goes on auction for CIA HQ's 'Kryptos' sculpture that has stumped code breakers for decades

An artist is auctioning off his archive for a sculpture at CIA headquarters that has transfixed code breakers for decades ...

Solution for CIA HQ's Kryptos sculpture goes on auction after stumping code breakers

When Jim Sanborn was commissioned to create a sculpture at CIA headquarters, he wanted to do something that spoke to its ...