In 1996 became a student of Kharkov State Technical �۶���Ƶ of Radio electronics. In 2001 graduated under “Computer systems and networks” speciality with qualification of master in computer systems and networks. Diploma: XA No. 16365162 July 4, 2001.

2002-2006 – Postgraduate student, Department of Electronic Computers, specialty 05.13.05 – “Computer Systems and Components”, supervisor – prof. Zavizistup Yu.Yu.
2008 – Candidate of Technical Sciences, Department of Electronic Computers, Kharkiv National �۶���Ƶ of Radio Electronics. Specialty 05.13.05 – “Computer systems and components”, supervisor – prof. Zavyzistup Yu.Yu., theme of the work: “Methods and means of increasing the efficiency of data transmission in multiservice networks”.
2012 – awarded the academic title of Associate Professor of Department of Electronic Computers.
2018 – Doctor of Technical Sciences, specialty 05.13.05 – “Computer Systems and Components”, scientific consultant – prof. Kuchuk GA, subject of the work “Models and methods for the synthesis and reconfiguration of architectures of computer systems and networks of critical applications”.
2019 – awarded the academic title of Professor of Department of Electronic Computers.
Since October 2, 2019 – Head of the Department of Electronic Computers, �۶���Ƶ.

March 2, 2022 – June 20, 2022 – Acting Rector, �۶���Ƶ.

Educational activity

Lectures on the disciplines “Computer networks”, “Multiservice computer networks”, including in English: Corporate Computer Networks, Corporate Informational Systems, Local and Wireless Networks, Multi-service Networks.

Author and co-author of more than 10 methodological works.

Social activities

Research activities

Participation in research work: “Dynamic intelligent analysis of sequences of fuzzy information under conditions of significant uncertainty based on hybrid systems of computational intelligence” (No. 0116U002539), “Scientific foundations, methods and means of green computing and communications” (No. 0115U000996), “Methodology of sustainable development and information technology of green computing and communications” (No. 0118U003822).
Member of the Scientific and Methodological Subcommittee on specialty 123 – Computer Engineering of the Scientific and Methodological Commission No. 7 on Information Technologies, Automation and Telecommunications (order of the Minister of Education and Science of Ukraine No. 582, 25.04.2019).
Member of the program and organizing committees of a number of international scientific conferences. Member of the editorial board of the collection of scientific papers “Control systems, navigation and communication”, a member of the editorial board of the professional scientific journal of category “B” “Modern information systems”, a member of the editorial board of the professional scientific journal of category “B” “The current state of scientific research and technologies in industry.”

Member of ACM (Association for Computing Machinery) since 02.2019. Membership No: 1183204.

Senior researcher (part-time) at RPC  (since 2009).

Research interests: computer systems and networks, information control systems, cyber security and reliability of industrial software and hardware systems.

Author and co-author of eight monographs, over 80 articles and 100 conference abstracts.

Head of the student scientific circle.

International activity / participation in international projects

544137-TEMPUS-1-2013-1-SK-TEMPUS-JPHES, «Сenters of Excellence for young RESearchers», 530270-TEMPUS-1-2012-1-UK-TEMPUS-JPCR «Green Computing and Communication»

State Awards

Prize winner of the President of Ukraine for young scientists in 2015
Laureate of the President of Ukraine Prize for Young Scientists in 2015 (order No. 705/2015).
Diploma of the Department of Science and Education of the Kharkiv Regional State Administration (2018).
Gratitude of the Ministry of Education and Science of Ukraine (2019).
Certificate of honor of the Ministry of Education and Science of Ukraine (2020).
A scholarship holder for a personal scholarship named after Valentin Sviridov of the regional state administration in the field of science to outstanding and gifted young scientists in the nomination “Informatics and Computer Science” of 2019.

Publications and patents

More than 200 publications, 1 patent

Author and co-author of seven monographs, more than 70 articles and 100 abstracts.

1994 – graduated from Kharkiv Military �۶���Ƶ, speciality “Automated Control Systems”.

1998 – graduated  from the Kharkiv Institute of AF Pilots

1999 – Candidate of Technical Sciences in specialty 20.02.14 “Arms and Military Equipment”. (defended the dissertation at the KhIAFP).

1999 – lecturer of the military use of the AFU by aviation.

2004 – graduated from the Kharkiv Air Force �۶���Ƶ Ivan Kozhedub doctorate.

2005 – Doctor of Technical Sciences, specialty 05.12.02 “Telecommunication systems and networks”. (defended the dissertation in K�۶���Ƶ)

2004 – Associate Professor of the Department of Military Use of AFU by aviation.

2009 – Professor of the Department of Telecommunication Systems K�۶���Ƶ.

Educational activity

Teaches courses: “Switching and Information Distribution Systems, Part 2”, “Management and Routing in TCS”, “Algorithms for Management and Adaptation in TCS”. Published 4 textbooks and 8 tutorials.

Research activities

Participation in research work:

• No. 235-1 “Methods of designing NGN telecommunication networks and managing their resources” (2010).
• Responsible executor of SRW №261-1 “Methods of increasing productivity of next generation wireless networks ” (2012)
• No. 299 “Increasing the Scalability of Technological Solutions to Provide Quality of Service in Convergent Telecommunication Systems” (2016).
• SRW No. 308 “NITKA-3”. (2017).
• Head of the Dissertation Council D 64.052.09 for the defense of doctoral and candidate dissertations at �۶���Ƶ.
• Editor-in-Chief of the e-journal “Problems of Telecommunications” included in the list of scientific professional editions of Ukraine.

Member of the Organizing Committee of:

• International Scientific and Practical Conference under the auspices of IEEE Problems of Infocommunications Science and Technology (PIC S & T), Kharkiv, Ukraine;
• International Scientific and Practical Conference under the auspices of IEEE // Modern Problems of Radio Engineering, Telecommunications and Computer Science. Proceedings of the International Conference, TCSET. Lviv-Slavske, Ukraine.
• International Conference on Advanced Information and Communication Technologies (AICT).

Scientific interests: traffic management, optimization and quality of service in infocommunications, 4G wireless networks, hierarchical and fault-tolerant routing, network security.

Work with post-graduate students and doctoral students: prepared 4 Doctors of Sciences and 17 Candidates of Sciences, Supervises 2 postgraduate students.

Supervision of students scientific work:

• 2011 – First place in the All-Ukrainian Student Olympiad (ONAT, Odess) – Master degree student Semenyaka M.V.
• 2010 – 2 at the All-Ukrainian competition of student research papers (ONAT, Odesa) – student Sayenko V.А.
• 2007 – 2nd and 3rd place in the All-Ukrainian competition of student scientific works (K�۶���Ƶ) – Master degree students Gogoleva M.O., Starkova O.V.
• Published 3 articles with students and about 30 reports.

International activity / participation in international projects

Participant in the Tempus International Project No. 544455-TEMPUS-1-2013-1-SE-TEMPUS-JPCR “Preparing the Next Generation of Cybersecurity Experts: A New, Recognized EU Master’s Program” (ENGENSEC).

Social activity

IEEE Member.

IEEE Membership No.: 94611942

ACM Membership No.: 3130849

State Awards

In 2003, for the achievements in the field of technical sciences, a nominal scholarship was awarded by the Kharkiv Regional State Administration named after Academician Georgy Proskury. In 2006 he became a winner of the contest “Higher School of the Kharkiv Region – the Best Names” in the nomination “Young Scientist”.

State awards:

1. Medal “15 years for the Armed Forces of Ukraine”, 2006, certificate for the medal “15 years for the Armed Forces of Ukraine”, Order of the Minister of Defense of Ukraine No. 768 dated September 28, 2006.
2. Diploma of the Minister of Defense of Ukraine – Medal “For the Conscientious Service” II degree, 2006, certificate to the award of the Minister of Defense of Ukraine No. 117297 Order of the Minister of Defense of Ukraine No.1656 dated November 13, 2006.

Publications and patents

Has more than 270 scientific articles and reports, 1 international certificate in the field of cybersecurity. 18 patents for utility model.

1985 – Designer-Technologist of Radioelectronic Apparatus, Faculty of Radio and Computing Apparatus Design, Kharkov Institute of Radioelectronics,

1996 – Ph.D, Computer-Aided Design,

2010 – D.Sc., Computer Engineering.

Educational activity

1996 – 1998 Senior lecturer (Electronic Apparatus Faculty, Kharkov National �۶���Ƶ of Radioelectronics);

1999 – 2009 Ass. Professor (Electronic Apparatus, Kharkov National �۶���Ƶ of Radioelectronics);

2010 – till now Professor of  Design Automation Department, Computer Engineering Faculty, Kharkov National �۶���Ƶ of Radioelectronics.

Research activities

1) Development of dataware and software of computer-aided preproduction system for the State Research Centre of Normative-Technical Labour Materials.

2) Staff member of the Tempus Project No. 530785-TEMPUS-1-2012-PL-TEMPUS-JPCR Curricula Development for New Specialization: Master of Engineering in Microsystems Design.

International activity

A member of organizing committee of IEEE East-West Design & Test Symposium from 2007 till now.

Social activities

Scientific Secretary of the Specialized Academic Councils on Thesis Defense, D 64.052.01

Awards

1) 2002 – a letter of commendation from Ministry of Education and Science of Ukraine.

2) 2010 – a honorable sign “The High Achiever of Education”, Ukraine.

Publications and patents

200 publications, 4  patents.

Scientific specialty – 05.13.05

Higher education (KhIRE, 1975);

Ph.D., 1992;

Doctor of Technical Sciences, 2008;

engineer-designer of the Central Design Bureau “Proton” since 1975, scientific employee of the SPA “Metrology” since 1979;

teacher of K�۶���Ƶ since 2000.

Educational activity

Lecture courses “Programming in the Internet”, “Network Programming”, “Fuzzy Logic”, “Expert Systems”, “Mathematical Packages”.

Research activities

According to the publications, from 1974 to the present.

Publications and patents

More than 300 publications, 17 patents.

2001 – graduated from Kharkov State Technical �۶���Ƶ of Radioelectronics with a degree in Information Security in Computer Systems” and was qualified as an access administrator.

2009 – received the degree of candidate of technical sciences (PhD). Thesis on the topic «Stochastic models and methods for analyzing self-similar traffic”, specialty 01.05.02 – Mathematical modeling and computer systems.

2008-2012 – Assistant of the Department of Electronic Computers of the Kharkov National �۶���Ƶ of Radioelectronics.

2012-2020 – Associate Professor of the Department of Telecommunication Systems of the Kharkov National �۶���Ƶ of Radioelectronics.

2020 – received the degree of Doctor of Technical Sciences, scientific specialty 01.05.02 – Information security systems.

From 2020 – Professor the Department of Infocommunication Engineering V.V. Popovsky.

2021 – awarded the academic title of professor of the department of information and communication engineering named after V.V. Popovsky

Educational activity

Teaches courses: “Information security systems”, “Protection of electronic commerce systems”, “Fundamentals of cryptographic information protection” (teaching in Ukrainian, English).

Research activities

As part of the state budget R & D was involved in research projects:

№F25/713 «Analysis and behavior of systems with large nonlinearity: a synergistic approach» (2007);

Scientific interests – research of self-similar and multifractal properties of traffic, safety theory, information security, management in telecommunication systems.

Individual Grant CYB0-20-67053-0 “Promotion of the Cyber Hygiene E-Learning Course at K�۶���Ƶ” with the support of the United States Civilian Research and Development Foundation (CRDF Global Agreement Grant Agreement CYB0-20-66620-0 “Promotion of the Cyber Hygiene E-Learning course in K�۶���Ƶ “), 2020

International activity / participation in international projects

Participant of the International TEMPUS projects:

516935-TEMPUS- 1-2011- 1-FITEMPUS- SMGR «TRUST – Towards Trusted Quality Assurance Ecosystem» (TRUST);

544455-TEMPUS-1-2013-1-SE-TEMPUS-JPCR, “Education of the next generation of experts on cybersecurity” (ENGENSEC).

Social activity

Coordinator of certification of the Kharkov National �۶���Ƶ of Radioelectronics for compliance with the international standard ISO 9001:2015

ACM Membership No.: 2307518

Publications and patents

More than 80 publications, 2 teaching books, 2 international certificates in the field of cybersecurity, 1 international IEEE certificate «The Global 5G Standard» 4 international certificates in the field of quality assurance of training.

2000 – graduated from Kharkov National �۶���Ƶ of Radio Electronics (Kh�۶���Ƶ) specialty «Security of Information in computer systems».

2000 – 2003 – Postgraduate student in Kh�۶���Ƶ for scientific specialty 05.13.21 «Information security systems».

Ph.D. – 2004. 2004 Associate professor, Associate professor, Dep. of Information Technologies Security.

2008 – the academic title of Associate professor, Dep. of Information Technologies Security.

2016 – Doctor of Science in scientific specialty 05.13.21 «Information security systems».

Dissertation topic: “Methods and tools for assessing the strength of symmetric cryptographic transformations”.

Since 2016 to present – Professor, Dep. of Information Technologies Security in Kharkov National �۶���Ƶ of Radio Electronics (Kh�۶���Ƶ).

Educational activity

Teaches courses:

• hardware information security
• analysis of the system and crypto-protocols
• methods of mathematical modeling and process optimization
• monitoring and auditing of information and communication systems

Researcher activity

Research interests:

• methods of cryptographic anаlysis and protection of information

Significant publications.

• Ruzhentsev, V., Sokurenko, V., Ulyanchenko, Y. (2018). Analysis of probabilities of differentials for block cipher “Kalyna” (DSTU 7624:2014).Eastern-European Journal of Enterprise Technologies,4(9 (94), 14–19. https://doi.org/10.15587/1729-4061.2018.139682
• Порівняльний аналіз ARX схем шифрування / В.І. Руженцев // Радіотехніка : Всеукр. міжвід. наук.- техн. зб. 2020. Вип. 202. C. 79 – 86.
•  Руженцев В.І., Федюшин О.І.,  Кохан С.А. (2021). Аналіз стійкості arx схем шифрування до інтегральної атаки та атаки нездійснених диференціалів.- Харків, Радіотехніка: Всеукр. міжвід. наук.- техн. зб. 2021. Вип. 207. C. 66 – 73. DOI:10.30837/rt.2021.4.207.06.
• Ruzhentsev, V. The conditions of provable security of block ciphers against truncated differential attack//Studia Scientiarum Mathematicarum Hungarica 2015, 52(2), pp. 176–184.
• Ruzhentsev, V., Dolgov, V. Towards Provable Security of Rijndael-Like Spn Ciphers Against Differential Attacks//Tatra Mountains Mathematical Publicationsthis link is disabled, 2012, 53(1), pp. 189–199.

International activity / participation in international projects

Advanced training (internship) from May 20 to 31, 2019 at the Wroclaw Technical �۶���Ƶ at the Department of Telecommunications and Teleinformatics, Faculty of Electronics (Republic of Poland).

The experience of international institutional cooperation within the framework of the Polish National Agency for Academic Exchange (NAWA) was gained, and international applications for research works and joint projects in the field of education under the patronage of NAWA were prepared and submitted.

Publications and patents

Has over 150 scientific publications, 3 patents.

He graduated from the Kharkiv Higher Military Command School named after Marshal of the Soviet Union M.I. Krylov (HVVKU) in 1978, majoring in control and communication systems.

Candidate of technical sciences since 1987.

The topic of the candidate’s thesis “Increasing the immunity of data transmission channels based on cascade coding” / supervisor of the scientific work prof. Dolgov V.I./

The dissertation for obtaining the scientific degree of Doctor of Technical Sciences was defended on March 14, 2012 in the specialized academic council of the Kharkiv National �۶���Ƶ of Radio Electronics, DD No. 000955 dated May 17, 2012.

The topic of the doctoral dissertation “Theoretical foundations of universal hashing based on rational functions of algebraic curves” / scientific consultant prof. Gorbenko I.D./

Professor of the Department of Information Technology Security since 2012.

Head of the Department of Information Technology Security since 2014.

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Teaches courses:

• information theory and coding;
• information communication systems;
• applied cryptology;
• methods of construction and analysis of cryptosystems;
• quantum-resistant cryptosystem.

Research activities

Research interests:

• cryptosystems,
• quantum cryptoanalysis
• quantum computing
• algebraic curves
• code constructions

Significant publications.

Monographs:

• Universal hashing. We prove the methods and estimations by persistent authentication. /Khalymov G.Z.// Izd. LAP LAMBERT Academic Publishing, Germany, 2014, p.83.

Scientific publications in the areas of scientific activity:

• Modeling holographic recognition system by using number-theory convolution transformation. /B.F. Fedorov, G.Z. Khalimov. – USSR Rept Phys Math JPRS UPM, 1984.
• Decoding of Block-codes with Erasure of the Least Reliable Symbols./V.I. Dolgov, G.Z. Khalimov. – Telecommunications and Radio Engineering, 1987.
• Maximal Hurvits curves for universal hashing purposes./G.Z. Khalimov. – Taganrog: Izd-vo TTI YuFU, 2010.
• Encryption Scheme Based on the Generalized Suzuki 2-groups and Homomorphic Encryption /Khalimov, G., Kotukh, Y., Chang, S.-Y., Khalimova, S., Marukhnenko, O.//Communications in Computer and Information Science , 2022, 1536 CCIS, pp. 59–76.
• PT-symmetric Bayesian parameter estimation on a superconducting quantum processor /Balytskyi, Y., Raavi, M., Kotukh, Y., Khalimov, G., Chang, S.-Y. // IEEE International Conference on Communications, 2022, 2022-May, pp. 3257–3262.

Participation in foreign international conferences:

expert of the ICCTA technical committee 2021÷2023 7÷9th International Conference on Computer Technology Application, Vienna Austria.

Chairman of the Dissertation Council D 64.052.05 K�۶���Ƶ on protection with specialty 05.13.21 – “information security system”.

Prepared two candidates of technical sciences on specialty 20.02.12 – military cybernetics, control systems and communications, and one on specialty 05.13.21 – “information security systems”.

He was a responsible executor and leader of the 15th Scientific research.

International activity / participation in international projects

2021 – Scientific leader of the Ukrainian team of the International Scientific Project “Quantum Technologies for the Protection of Modern 5G Networks” under the grant agreement between Kh�۶���Ƶ and the US Civil Research and Development Fund (CRDF Global) dated 07.16.2021).

Social activities

• Academician and corresponding member of the Academy of Applied Radioelectronics Sciences (international public organization);
• Academician of the Ukrainian Academy of Cyber Security (Decision of the Presidium of the Academy No. 1258 dated June 1, 2021);
• Member of the Public Organization “International Association of Kh�۶���Ƶ Graduates” (certificate, registration number 119-2021).

Publications and patents

Author of more than 100 publications, two textbooks, 4 monographs. He has 10 patents.

K�۶���Ƶ

Scientific specialty – 05.13.05