| 2016 | SIN | Participant Authenticating, Error Detecting, and 100% Multiple Errors Repairing Chang-Chen-Wang's Secret Sharing Method Enhancement. | Alexander G. Chefranov, Amir Narimani |
| 2014 | SIN | Group Key Exchange Protocol Based on Diffie-Hellman Technique in Ad-Hoc Network. | Maryam Farajzadeh-Zanjani, Seyed Masoud Alavi Abhari, Alexander G. Chefranov |
| 2013 | SIN | Secure true random number generator in WLAN/LAN. | Alexander G. Chefranov, SeyedMasoud Alavi Abhari, Hooman Alavizadeh, Maryam Farajzadeh-Zanjani |
| 2010 | SIN | Elgamal public key cryptosystem and signature scheme in GU(m, p, n). | Alexander G. Chefranov, Ahmed Y. Mahmoud |
| 2009 | SIN | Hill cipher modification based on eigenvalues HCM-EE. | Ahmed Y. Mahmoud, Alexander G. Chefranov |
| 2001 | PACT | Mechanisms of Parallel Computing Organization for NeuroCluster. | Lyudmila K. Babenko, Alexander G. Chefranov, P. A. Fedorov, A. Yu. Korobko, Oleg B. Makarevich |
| 2001 | PACT | Parallel SPMD-Tasks Graph Description Language for Network Clusters. | Lyudmila K. Babenko, Alexander G. Chefranov, R. V. Trotsenko |