Shadows Betray Fakes: Wedge-Based Analysis Exposes Doctored Images
Researchers in Mumbai have developed a wedge-based shadow analysis technique that detects image forgeries by testing whether the shadows cast ...
Tag: multimedia security
Chaotic Polycyclic Shift Powers a New Wave of Image Encryption
Researchers have designed a new image encryption scheme that combines a chaotic polycyclic shift operator with a chaotic avalanche effect ...
Audio Encryption Scheme Uses Nonlinear Modular Recurrence and Recursive Diffusion
Researchers in India have developed a finite-field audio encryption framework combining nonlinear modular recurrence, multiplicative scrambling, and recursive diffusion that ...
Self-Healing Images: Perfect Hashing and Matrix Coding Pinpoint and Restore Tampered Photos
Researchers have developed a self-authenticating image watermarking scheme that combines perfect hashing and matrix coding to precisely localize tampering and ...
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Mothers who receive childcare support from maternal grandparents show more parental warmth, finds NTU Singapore study
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University of Seville Breaks 120-Year-Old Mystery, Revises a Key Einstein Concept
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Bee body mass, pathogens and local climate influence heat tolerance
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Researchers record first-ever images and data of a shark experiencing a boat strike
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Groundbreaking Clinical Trial Reveals Lubiprostone Enhances Kidney Function
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