found this on a dead crypto BBS, saving it before it 404s — the K4 'sculptor knows' rant

Was digging through an archived cryptography forum (the kind that hasn't had a new post since like 2009) and pulled this off a thread about Kryptos, that sculpture in the courtyard at CIA HQ in Langley, Virginia. Sanborn put it up in 1990. Three of the four panels got solved by the mid-90s, NSA + a ……