Cryptography (sort of): Chromo-encryption method encodes secrets with color

"Crucially, in the chromo-encryption method, only the correct combination of polarization directions would reveal the secret message; light polarized in any other direction would reveal a series of colors corresponding to a nonsense message."

https://actu.epfl.ch/news/chromo-encryption-method-encodes-secrets-with-colo/

#cryptography #encryption #chromoencryption #ictsecurity #itsecurity #infosec #security #epfl #eth