A Solution to the C.I.A.'s 'Kryptos' Sculpture Goes Up for AuctionSleuths have solved three of the panels of the Kryptos sculpture at the agency's headquarters. Now the artwork's creator is announcing the sale of the solution to the fourth.
Source: A Solution to the C.I.A.'s 'Kryptos' Sculpture Goes Up for Auction (https://www.nytimes.com/2025/08/14/science/kryptos-sculpture-cia-solution-auction.html)