An optical encryption system combines a quasi-periodic random phase key with a U-Net that infers ciphertext phase from amplitude measurements, enabling amplitude-only decryption and damage-robust key recovery.
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Quasi-Periodic Optical Key-Enabled Hybrid Cryptography: Merging Diffractive Physics and Deep Learning for High-Dimensional Security
An optical encryption system combines a quasi-periodic random phase key with a U-Net that infers ciphertext phase from amplitude measurements, enabling amplitude-only decryption and damage-robust key recovery.