And, or gibi devre elemanlarıyla sembolik matematiksel işlem yapan devre tasarımı. - Ercan Bulus (1995)

Classifying 8-Bit to 8-Bit S-Boxes Based on Power Mappings from the Point of DDT and LAT Distributions. - Bora Aslan; M. Tolga Sakalli 001; Ercan Bulus (WAIFI, 2008)

On the Algebraic Expression of the AES S-Box Like S-Boxes. - M. Tolga Sakalli 001; Bora Aslan; Ercan Bulus; Andac Sahin Mesut; Fatma Büyüksaraçoglu; Osman Karaahmetoglu (NDT (1), 2010)

Designing attacks for SMTP servers. - Ercan Bulus (Comput. Syst. Sci. Eng., 2011)

A new method to determine algebraic expression of power mapping based S-boxes. - Osman Karaahmetoglu; Muharrem Tolga Sakalli 001; Ercan Bulus; Ion Tutanescu (Inf. Process. Lett., 2013)