High security data hiding using image cropping and LSB least significant bit steganography. - Khalid A. Al-Afandy; Osama S. Faragallah; Ahmed Elmhalawy; El-Sayed M. El-Rabaie; Ghada M. El Banby (CIST, 2016)

A hybrid scheme for robust color image watermarking using DSWT in DCT domain. - Khalid A. Al-Afandy; Osama S. Faragallah; El-Sayed M. El-Rabaie; Fathi E. Abd El-Samie; Ahmed Elmhalawy (CIST, 2016)

Robust hybrid watermarking techniques for different color imaging systems. - Khalid A. Al-Afandy; Walid El Shafai; El-Sayed M. El-Rabaie; Fathi E. Abd El-Samie; Osama S. Faragallah; Ahmed Elmhalawy; Ahmed M. Shehata; Ghada M. El Banby; Mohamed M. E. El-Halawany (Multim. Tools Appl., 2018)