S. Hamdy

Cryptographic Protocols Based on the Intractability ofExtracting Roots and Computing Discrete LogarithmsIngrid

Biehl, J. Buchmann, Andreas, 1999 .

A Survey on {IQ} Cryptography

Johannes Buchmann, Safuat Hamdy, J. Buchmann, 2001 .

Towards a Better Applicability of Public-Key Certificates

S. Hamdy, S. Hamdy, 2007, 2007 Innovations in Information Technologies (IIT).

Computations in class groups of imaginary quadratic number fields

S. Hamdy, S. Hamdy, 2006, 2006 Innovations in Information Technology.

On Class Group Computations Using the Number Field Sieve

Safuat Hamdy, Mark L. Bauer, S. Hamdy, 2003, ASIACRYPT.

Security of Cryptosystems Based on Class Groups of Imaginary Quadratic Orders

Bodo Möller, Safuat Hamdy, Bodo Möller, 2000, ASIACRYPT.

Feige-Fiat-Shamir Identification Based on Real Quadratic Fields

Markus Maurer, Safuat Hamdy, M. Maurer, 1999 .