Quantum Gatekeeper is a multi-factor context-bound image steganography framework that uses a variational quantum circuit to derive deterministic gate keys for LSB embedding, requiring four exact factors for successful payload recovery on PNG images.
Generative image steganography based on point cloud
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Quantum Gatekeeper: Multi-Factor Context-Bound Image Steganography with VQC Based Key Derivation on Quantum Hardware
Quantum Gatekeeper is a multi-factor context-bound image steganography framework that uses a variational quantum circuit to derive deterministic gate keys for LSB embedding, requiring four exact factors for successful payload recovery on PNG images.