A single leaked hint exposed the CIA’s most puzzling code. But dozens of the world’s toughest ciphers are still waiting to be solved.
Borderlands 4 players can currently redeem five new SHiFT codes until November 6. These new Borderlands 4 SHiFT codes can be redeemed online or in-game for one Golden Key each.
A coded passage in “Kryptos,” Jim Sanborn’s sculpture at CIA headquarters, has gone unsolved for decades. After he announced its auction, two researchers stumbled on the answer.