NKRYPT is a cryptography installation outside Questacon in Canberra, Australia. Designed by Stuart Kohlhagen in 2013, the work remains an unsolved mystery with multiple ciphers. The installation features stainless steel pillars with various ciphertexts structured as ring ciphers, with intricate interconnections. Visitors are invited to decipher these codes, with the challenge of a hidden message related to Canberra’s Centenary. Unique cyphers like Caesar, scytale, pigpen, and rotor are presented, each requiring a different decryption method. Cryptic narratives and complex codes make NKRYPT a compelling puzzle for cryptographers and enthusiasts. Find more info at www.questacon.edu.au.
https://www.meme.net.au/nkrypt/