Scalable and fault-tolerant key agreement protocol for dynamic groups. - Ahmed Abdel-Hafez; Ali Miri; Luis Orozco-Barbosa (Int. J. Netw. Manag., 2006)

Authenticated Group Key Agreement Protocols for Ad hoc Wireless Networks. - Ahmed Abdel-Hafez; Ali Miri; Luis Orozco-Barbosa (Int. J. Netw. Secur., 2007)

Synchronization recovery of chaotic signal through imperfect channel using optimization approach. - Amr Sayed Abdel Fattah; Salwa H. El-Ramly; Magdy M. Ibrahim; Ahmed Abdel-Hafez (ICITST, 2011)

Denoising algorithm for noisy chaotic signal by using wavelet transform: Comprehensive study. - Amr Sayed Abdel Fattah; Salwa H. El-Ramly; Magdy M. Ibrahim; Ahmed Abdel-Hafez (ICITST, 2011)