Kozina Galyna Leonidivna
Position
Associate Professor of the Department IBtaN
Academic degree
Candidate of Physics and Mathematics
Academic title
docent
Education
higher
1978, Leningrad State University, majoring in Operations Research, diploma qualification – mathematician
Subjects taught
Basics of cryptography and steganography
Methods for constructing and analyzing cryptosystems
Digital Signature Protocols
Applied steganography
Applied cryptology
Main languages of communication
Ukrainian.
Theses:
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PhD thesis:
05.15.16 «Use of computing technology, mathematical modeling and mathematical methods in scientific research»: «Algorithms and estimates for some vector optimization problems on multi-colored graphs», year of defense – 1994, Zaporizhia State University (Zaporizhzhya).
Scientific interests:
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Cryptographic methods of information protection
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Cryptanalysis methods
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Steganographic information protection
Scientist accounts
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Scientist account (ORCID): 0000-0002-4787-6865
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Researcher ID (Publons / Web of Science ResearcherID): AAE-4167-2019
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Scientist account (Scopus): 8370090200
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Scientist account (Google Scholar): https://scholar.google.com.ua
Total scientific papers: 40, of which 6 are patents, 2 are textbooks.
Year of commencement of activities at the university: 1987.
Main scientific works
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Kozina G. L. Mathematical approach to increasing the speed of software implementation of the SM4 crypto algorithm / Kozina G. L., Savchenko Yu. V., Voskoboynyk V. O., D. I. Prokopovych-Tkachenko, Katsyuba V. V. // Systems and Technologies, No. 2 (68), 2024. – P. 78-85.
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Kozina G. L. Steganographic protection system for photographs using fragile watermarks / Kozina G. L., Savchenko Yu. V., Voskoboynik V. O., Karpukov L. M. // Systems and Technologies, No. 2 (64), 2022. – P. 75-81.
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Karpukov L. M. Method of increasing information security in communication channels using microwave filters with attenuation poles at given frequencies / Karpukov L. M., Voskoboynik V. O., Savchenko Yu. V., Kozina G. L. // Systems and Technologies, No. 2 (64), 2022. – P. 64-74.
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Kozina, G.L., Savchenko, D.K. Aggregate Signature Protocol with Group Leader. Cybern Syst Anal 57, 165–172 (2021). https://doi.org/10.1007/s10559-021-00340-2 (Translated from Kibernetyka ta Systemnyi Analiz, No. 1, January–February, 2021, pp. 191–200.) (Kozina G.L. Aggregate Signature Protocol with Group Leader / Kozina G.L., Savchenko D.K. // Cybernetics and System Analysis. – 2021. – No. 1 (57). – P.165-172.)
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Galchenko A.V. Modification of the Meng deniable encryption algorithm / Galchenko A.V., Kozina G.L. // Radioelectronics. Informatics. Management. – 2016. – No. 2. – P.77-86.
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Kalinin D.A. Speed of ciphers «KALINA» and AES / Kalinin D.A., Kozina G.L. // Radioelectronics. Informatics. Management. – 2013. – No. 1. – P.62-65.
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Nikulishchev G.I. Anonymity as a criterion for assessing the security of blind electronic digital signature protocols / Nikulishchev G.I., Kozyna G.L. // Legal, regulatory and metrological support of the information security system in Ukraine. – 2012. – No. 2.–P.59-65.
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Nikulishchev G.I. Elliptic and hyperelliptic curves over finite vector fields / Nikulishchev G.I., Kozina G.L., Nelasa G.V. // Applied Radio Electronics. – Kharkov, 2011, Vol. 10, – No. 2. P. 188-191.
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Kozina G.L. Collective signing of various documents by unequal participants in the protocol / G.L. Kozina, L.M. Karpukov, D.M. Pisa, M.A. Moldovyan //Information protection: scientific and technical journal. – K:DUICT, 2009, - No. 3. – P. 74-80.
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Kozina, G. Discrete Optimization Problems with Interval Data: Pareto Set of Solutions or Set of Weak Solutions? Reliable Computing. 2004. - V. 10, N 6, pp. 469 - 487.
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Kozyna G.L. Investigation of extremal problems on graphs with interval parameters. Bulletin of Zaporizhia State University. N 1, 1999, pp. 63-68.
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Kozina, G.L. and Perepelitsa, V.A. Interval Spanning Trees Problem: Solvability and Computational Complexity. Interval Computations, 1, 1994, pp. 42-50.
Contacts
Address:
69063, Ukraine, Zaporizhia, Zhukovsky St. 64, Building 3
Classroom:
32nd
Phone:
e-mail: