Title	An Optimized Real Time Generation of S-Box Inverses Using Arithmetic Modulo Powers of Two
Author	Eltayeb Salih Abuelyman, Mohamed Ahmed El-Affendi
Citation	Vol. 7  No. 12  pp. 240-246
Keywords	Modulo Arithmetic, Mathematical Field, Rijndael, and S-Box

Title	Hardening of Pin Numbers of Automated Teller Machines
Author	Eltayeb Salih Abuelyman
Citation	Vol. 8  No. 2  pp. 283-290
Keywords	Automated Teller Machines, Personal Identification Number, Decimalization, Hardening, Modulo arithmetic

Title	An Optimized Implementation of the S-Box using Residues of Prime Numbers
Author	Eltayeb Salih Abuelyman, Abdul-Aziz Sultan Alsehibani
Citation	Vol. 8  No. 4  pp. 304-309
Keywords	Modulo Arithmetic, Mathematical Field, VHDL, Hardware Implementation, S-Box Confusion and Diffusion