A New Efficient Multiple Broadcasters Signcryption Scheme (MBSS) for Secure Distributed Networks. - Hassan M. Elkamchouchi; Mohamed E. Nasr; Roayat Ismail (ICNS, 2009)

A New Efficient Strong Proxy Signcryption Scheme Based on a Combination of Hard Problems. - Hassan M. Elkamchouchi; Mohamed E. Nasr; Roayat Ismail Elseedy (SMC, 2009)

Secure and Fast Hashing Algorithm with Multiple Security Levels. - Hassan M. Elkamchouchi; Mohamed E. Nasr; Roayat Ismail (J. Softw., 2009)

Secure Image Transmission Using Chaotic-Enhanced Elliptic Curve Cryptography. - Roayat Ismail Abdelfatah (IEEE Access, 2020)

Audio Encryption Scheme Using Self-Adaptive Bit Scrambling and Two Multi Chaotic-Based Dynamic DNA Computations. - Roayat Ismail Abdelfatah (IEEE Access, 2020)

A new fast double-chaotic based Image encryption scheme. - Roayat Ismail Abdelfatah (Multim. Tools Appl., 2020)

A color image authenticated encryption using conic curve and Mersenne twister. - Roayat Ismail Abdelfatah (Multim. Tools Appl., 2020)

Encryption for multimedia based on chaotic map: Several scenarios. - Roayat Ismail Abdelfatah; Mohamed E. Nasr; Mohammed A. Alsharqawy (Multim. Tools Appl., 2020)

Keyed Parallel Hash Algorithm Based on Multiple Chaotic Maps (KPHA-MCM). - Roayat Ismail Abdelfatah; Esraa Abdelkhalek Baka; Mohamed E. Nasr (IEEE Access, 2021)

Quantum Image Encryption Using a Self-Adaptive Hash Function-Controlled Chaotic Map (SAHF-CCM). - Roayat Ismail Abdelfatah (IEEE Access, 2022)

Secure VANET Authentication Protocol (SVAP) Using Chebyshev Chaotic Maps for Emergency Conditions. - Roayat Ismail Abdelfatah; Nermeen M. Abdal-Ghafour; Mohamed E. Nasr (IEEE Access, 2022)

An efficient medical image encryption scheme for (WBAN) based on adaptive DNA and modern multi chaotic map. - Roayat Ismail Abdelfatah; Hager Mohamed Saqr; Mohamed E. Nasr (Multim. Tools Appl., 2023)

Correction to: An efficient medical image encryption scheme for (WBAN) based on adaptive DNA and modern multi chaotic map. - Roayat Ismail Abdelfatah; Hager Mohamed Saqr; Mohamed E. Nasr (Multim. Tools Appl., 2023)

Robust biometric identity authentication scheme using quantum voice encryption and quantum secure direct communications for cybersecurity. - Roayat Ismail Abdelfatah (J. King Saud Univ. Comput. Inf. Sci., 2024)

A KLJN-Based Thermal Noise Modulation Scheme With Enhanced Reliability for Low-Power IoT Communication. - Mohammed A. Salem; Hossam M. Kasem; Roayat Ismail Abdelfatah; Mohamed Youssef El-Ganiny; Radwa A. Roshdy (IEEE Open J. Commun. Soc., 2025)