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Longshun Hu

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Conference 2026

FedKeyMIS: Keyed Federated Multi-image Steganography for Selective Extraction and Crosstalk Reduction

Diffusion-based image steganography can produce visually natural stego images, but most existing pipelines inject secret features uniformly across spatial locations and ignore that natural images do not tolerate perturbations equally across space. This becomes especially problematic for blind extraction: smooth regions...

Longshun Hu · 0 citations

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