Ahmed Elmhalawy

Efficient color image watermarking using homomorphic based SVD in DWT domain

O. S. Faragallah, Khalid A. Al-Afandy, F. A. Abd El-Samie, 2016, 2016 Fourth International Japan-Egypt Conference on Electronics, Communications and Computers (JEC-ECC).

Robust hybrid watermarking techniques for different color imaging systems

Walid El Shafai, O. S. Faragallah, Khalid A. Al-Afandy, 2018, Multimedia Tools and Applications.

A hybrid scheme for robust color image watermarking using DSWT in DCT domain

S. El-Rabaie, Fathi E. Abd El-Samie, Osama S. Faragallah, 2016, 2016 4th IEEE International Colloquium on Information Science and Technology (CiSt).

High security data hiding using image cropping and LSB least significant bit steganography

S. El-Rabaie, Osama S. Faragallah, Ghada M. El Banby, 2016, 2016 4th IEEE International Colloquium on Information Science and Technology (CiSt).