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ORCIDVasyl Ustimenko
Vasiliy A. Ustimenko
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- affiliation: Maria Curie-Skłodowska University, Poland
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2020 – today
- 2024
[c26]Vasyl Ustimenko, Oleksandr Pustovit:
Implementation of New Families of Graph-based Stream Ciphers with the Hidden Multivariate Nature. CPITS 2024: 1-14- [e5]Volodymyr Sokolov, Vasyl Ustimenko, Tamara Radivilova, Mariya Nazarkevych:
Proceedings of the Workshop Cybersecurity Providing in Information and Telecommunication Systems (CPITS 2024), Kyiv, Ukraine, February 28, 2024 (online). CEUR Workshop Proceedings 3654, CEUR-WS.org 2024 [contents] - [i26]Vasyl Ustimenko:
On short digital signatures with Eulerian transformations. IACR Cryptol. ePrint Arch. 2024: 1 (2024) - [i25]Vasyl Ustimenko:
On historical Multivariate Cryptosystems and their restorations as instruments of Post-Quantum Cryptography. IACR Cryptol. ePrint Arch. 2024: 91 (2024) - [i24]Vasyl Ustimenko:
On the cryptosystems based on two Eulerian transfor-mations defined over the commutative rings Z2s, s>1. IACR Cryptol. ePrint Arch. 2024: 319 (2024) - 2023
- [c25]Vasyl Ustimenko, Oleksandr Pustovit:
Families of Stream Ciphers based on Non-Bijective Multivariate Encryption Maps of High Degree. CPITS II 2023: 107-120 - [c24]Vasyl Ustimenko, Oleksandr Pustovit:
Expanding Extremal Graphs and Implemented Solutions of Post Quantum Cryptography. CPITS 2023: 127-137 - [c23]Vasyl Ustimenko:
Linear Codes of Schubert Type and Quadratic Public Keys of Multivariate Cryptography (short paper). CQPC 2023: 50-56 - [c22]Vasyl Ustimenko
, Aneta Wróblewska:
Extremal algebraic graphs, quadratic multivariate public keys and temporal rules. FedCSIS 2023: 1173-1178 - [c21]Vasyl Ustimenko, Tymoteusz Chojecki, Michal Klisowski:
On Extremal Algebraic Graphs and implementations of new cubic Multivariate Public Keys. FedCSIS 2023: 1179-1184 - [c20]Vasyl Ustimenko, Oleksandr Pustovit:
On families of stream ciphers based on the approximations of regular forests. ITTAP 2023: 533-547 - [c19]Vasyl Ustimenko:
Schubert cells and quadratic public keys of Multivariate Cryptography. ITTAP 2023: 598-604 - [e4]Volodymyr Sokolov, Tamara Radivilova, Vasyl Ustimenko, Mariya Nazarkevych:
Proceedings of the Cybersecurity Providing in Information and Telecommunication Systems, CPITS 2023, co-located with International Conference on Problems of Infocommunications. Science and Technology (PICST 2023), Kyiv, Ukraine, February 28, 2023 (online). CEUR Workshop Proceedings 3421, CEUR-WS.org 2023 [contents] - [e3]Volodymyr Sokolov, Tamara Radivilova, Vasyl Ustimenko, Mariya Nazarkevych:
Proceedings of the Cybersecurity Providing in Information and Telecommunication Systems II co-located with International Conference on Problems of Infocommunications. Science and Technology (PICST 2023), Kyiv, Ukraine, October 26, 2023 (online). CEUR Workshop Proceedings 3550, CEUR-WS.org 2023 [contents] - [e2]Volodymyr Sokolov, Vasyl Ustimenko, Mariya Nazarkevych:
Proceedings of the Workshop on Classic, Quantum, and Post-Quantum Cryptography (CQPC 2023) co-located with International Conference on Problems of Infocommunications. Science and Technology (PICST 2023), Kyiv, Ukraine, August 1, 2023 (online). CEUR Workshop Proceedings 3504, CEUR-WS.org 2023 [contents] - [i23]Vasyl Ustimenko:
Linear codes of Schubert type and quadratic public keys of Multivariate Cryptography. IACR Cryptol. ePrint Arch. 2023: 175 (2023) - [i22]Vasyl Ustimenko, Tymoteusz Chojecki:
On implemented graph based generator of cryptographically strong pseudorandom sequences of multivariate nature. IACR Cryptol. ePrint Arch. 2023: 733 (2023) - [i21]Vasyl Ustimenko, Aneta Wróblewska:
Extremal algebraic graphs, quadratic multivariate public keys and temporal rules. IACR Cryptol. ePrint Arch. 2023: 738 (2023) - [i20]Vasyl Ustimenko, Tymoteusz Chojecki, Michal Klisowski:
On Extremal Algebraic Graphs and implementations of new cubic Multivariate Public Keys. IACR Cryptol. ePrint Arch. 2023: 744 (2023) - 2022
- [c18]Vasyl Ustimenko, Oleksandr Pustovit:
On-Time Dependent Linguistic Graphs and Solutions of Postquantum Multivariate Cryptography (short paper). CPITS 2022: 96-103 - [c17]Vasyl Ustimenko, Tymoteusz Chojecki:
On Multivariate Maps of High Degree for the Post Quantum Protection of Virtual Organizations (short paper). CPITS 2022: 156-161 - [c16]Vasyl Ustimenko, Michal Klisowski:
On D(n; q) quotients of large girth and hidden homomorphism based cryptographic protocols. FedCSIS (Communication Papers) 2022: 199-206 - [e1]Volodymyr Sokolov, Tamara Radivilova, Vasyl Ustimenko, Mariya Nazarkevych:
Proceedings of the Cybersecurity Providing in Information and Telecommunication Systems, CPITS 2022, co-located with International Conference on Problems of Infocommunications. Science and Technology (PICST 2022), Kyiv, Ukraine, October 13, 2022 (online). CEUR Workshop Proceedings 3288, CEUR-WS.org 2022 [contents] - [i19]Vasyl Ustimenko:
On new results on Extremal Graph Theory, Theory of Algebraic Graphs and their applications in Cryptography and Coding Theory. IACR Cryptol. ePrint Arch. 2022: 296 (2022) - [i18]Tymoteusz Chojecki, Vasyl Ustimenko:
On fast computations of numerical parameters of homogeneous algebraic graphs of large girth and small diameter and encryption of large files. IACR Cryptol. ePrint Arch. 2022: 908 (2022) - [i17]Vasyl Ustimenko:
New results on algebraic graphs of large girth and their impact on Extremal Graph Theory and Algebraic Cryptography. IACR Cryptol. ePrint Arch. 2022: 1489 (2022) - [i16]Vasyl Ustimenko:
On Extremal Algebraic Graphs and Multivariate Cryptosystems. IACR Cryptol. ePrint Arch. 2022: 1537 (2022) - [i15]Vasyl Ustimenko:
On the families of graphs with the fastest growth of girth and their usage in cryptography. IACR Cryptol. ePrint Arch. 2022: 1668 (2022) - 2021
- [c15]Vasyl Ustimenko, Oleksandr Pustovit:
New Cryptosystems of Noncommutative Cryptography based on Eulerian Semigroups of Multivariate Transformations (short paper). CPITS I 2021: 18-26 - [c14]Vasyl Ustimenko, Oleksandr Pustovit:
Eulerian Transformations and Postquantum Access Control Protocol-Based Algorithms (short paper). CPITS II (2) 2021: 251-256 - [i14]Vasyl Ustimenko:
On computations with Double Schubert Automaton and stable maps of Multivariate Cryptography. CoRR abs/2108.08288 (2021) - [i13]Vasyl Ustimenko:
On effective computations in special subsemigroups of polynomial transformations and protocol based multivariate cryptosystems. IACR Cryptol. ePrint Arch. 2021: 423 (2021) - [i12]Vasyl Ustimenko:
On Extremal Expanding Algebraic Graphs and post-quantum secure delivery of passwords, encryption maps and tools for multivariate digital signatures. IACR Cryptol. ePrint Arch. 2021: 898 (2021) - 2020
- [i11]Vasyl Ustimenko:
On Multivariate Algorithms of Digital Signatures on Secure El Gamal Type Mode. IACR Cryptol. ePrint Arch. 2020: 984 (2020) - [i10]Vasyl Ustimenko:
On Multivariate Algorithms of Digital Signatures of Linear Degree and Low Density. IACR Cryptol. ePrint Arch. 2020: 1015 (2020) - [i9]Vasyl Ustimenko:
On Multivariate Algorithms of Digital Signatures Based on Maps of Unbounded Degree Acting on Secure El Gamal Type Mode. IACR Cryptol. ePrint Arch. 2020: 1116 (2020)
2010 – 2019
- 2019
- [j27]Vasyl Ustimenko, Urszula Romanczuk-Polubiec, Aneta Wróblewska, Monika Katarzyna Polak, Eustrat Zhupa:
On the Constructions of New Symmetric Ciphers Based on Nonbijective Multivariate Maps of Prescribed Degree. Secur. Commun. Networks 2019: 2137561:1-2137561:15 (2019) - [c13]Vasyl Ustimenko, Urszula Romanczuk-Polubiec, Aneta Wróblewska:
Expanding graphs of the Extremal Graph Theory and expanded platforms of Post Quantum Cryptography. FedCSIS (Position Papers) 2019: 41-46 - [i8]Vasyl Ustimenko:
On semigroups of multiplicative Cremona transformations and new solutions of Post Quantum Cryptography. IACR Cryptol. ePrint Arch. 2019: 133 (2019) - [i7]Vasyl Ustimenko, Michal Klisowski:
On Noncommutative Cryptography and homomorphism of stable cubical multivariate transformation groups of infinite dimensional affine spaces. IACR Cryptol. ePrint Arch. 2019: 593 (2019) - [i6]Vasyl Ustimenko:
On inverse protocols of Post Quantum Cryptography based on pairs of noncommutative multivariate platforms used in tandem. IACR Cryptol. ePrint Arch. 2019: 897 (2019) - [i5]Vasyl Ustimenko:
On affine Cremona semigroups, corresponding protocols of Non-commutative Cryptography and encryption with several nonlinear multivariate transformations on secure Eulerian mode. IACR Cryptol. ePrint Arch. 2019: 1130 (2019) - 2018
- [c12]Vasyl Ustimenko, Urszula Romanczuk-Polubiec, Aneta Wróblewska, Monika Polak, Eustrat Zhupa:
On the implementation of new symmetric ciphers based on non-bijective multivariate maps. FedCSIS 2018: 397-405 - 2017
- [j26]Vasyl Ustimenko, Andrew J. Woldar:
A geometric approach to orbital recognition in Chevalley-type coherent configurations and association schemes. Australas. J Comb. 67: 166-202 (2017) - [i4]Vasyl Ustimenko:
On new multivariate cryptosystems based on hidden Eulerian equations over finite fields. IACR Cryptol. ePrint Arch. 2017: 93 (2017) - [i3]Vasyl Ustimenko:
On desynchronised El Gamal algorithm. IACR Cryptol. ePrint Arch. 2017: 712 (2017) - 2015
- [j25]Monika Polak, Vasyl Ustimenko:
Algorithms for generation of Ramanujan graphs, other Expanders and related LDPC codes. Ann. UMCS Informatica 15(2): 14-21 (2015) - [p4]Michal Klisowski, Vasyl Ustimenko:
Graph based cubical multivariate maps and their cryptographical applications. Advances on Superelliptic Curves and their Applications 2015: 305-327 - 2014
- [j24]Vasyl Ustimenko:
On Multivariate Cryptosystems Based on Computable Maps with Invertible Decomposition. Ann. UMCS Informatica 14(1): 7-17 (2014) - [j23]Aneta Wróblewska, Vasyl Ustimenko:
On New Examples of Families of Multivariate Stable Maps and their Cryptographical Applications. Ann. UMCS Informatica 14(1): 19-35 (2014) - [c11]Urszula Romanczuk-Polubiec, Vasyl Ustimenko:
On Multivariate Cryptosystems Based on Polynomially Compressed Maps with Invertible Decomposition. CSS 2014: 23-37 - [c10]Monika Polak, Vasyl Ustimenko:
On LDPC Codes Based on Families of Expanding Graphs of Increasing Girth without Edge-Transitive Automorphism Groups. CSS 2014: 74-88 - [c9]Vasyl Ustimenko:
On multivariate cryptosystems based on maps with logarithmically invertible decomposition corresponding to walk on graph. FedCSIS 2014: 631-637 - [i2]Urszula Romanczuk-Polubiec, Vasyl Ustimenko:
On two windows multivariate cryptosystem depending on random parameters. IACR Cryptol. ePrint Arch. 2014: 964 (2014) - 2013
- [j22]Monika Polak, Urszula Romanczuk, Vasyl Ustimenko, Aneta Wróblewska:
On the applications of Extremal Graph Theory to Coding Theory and Cryptography. Electron. Notes Discret. Math. 43: 329-342 (2013) - [j21]Vasyl Ustimenko, Aneta Wróblewska:
On the key exchange and multivariate encryption with nonlinear polynomial maps of stable degree. Ann. UMCS Informatica 13(1): 63-80 (2013) - [c8]Monika Polak, Vasyl Ustimenko:
Examples of Ramanujan and expander graphs for practical applications. FedCSIS 2013: 499-505 - [p3]Vasyl Ustimenko, Urszula Romanczuk:
On Dynamical Systems of Large Girth or Cycle Indicator and Their Applications to Multivariate Cryptography. Artificial Intelligence, Evolutionary Computing and Metaheuristics 2013: 231-256 - [p2]Vasyl Ustimenko, Urszula Romanczuk:
On Extremal Graph Theory, Explicit Algebraic Constructions of Extremal Graphs and Corresponding Turing Encryption Machines. Artificial Intelligence, Evolutionary Computing and Metaheuristics 2013: 257-285 - [i1]Vasyl Ustimenko, Aneta Wróblewska:
On the key exchange with nonlinear polynomial maps of stable degree. CoRR abs/1304.2920 (2013) - 2012
- [j20]Urszula Romanczuk, Vasyl Ustimenko:
On Families of Graphs of Large Cycle Indicator, Matrices of Large Order and Key Exchange Protocols With Nonlinear Polynomial Maps of Small Degree. Math. Comput. Sci. 6(2): 167-180 (2012) - [j19]Michal Klisowski, Vasyl Ustimenko:
On the Comparison of Cryptographical Properties of Two Different Families of Graphs with Large Cycle Indicator. Math. Comput. Sci. 6(2): 181-198 (2012) - [j18]Vasyl Ustimenko, Aneta Wróblewska:
Dynamical systems as the main instrument for the constructions of new quadratic families and their usage in cryptography. Ann. UMCS Informatica 12(3): 65-74 (2012) - [j17]Urszula Romanczuk, Vasyl Ustimenko:
On the family of cubical multivariate cryptosystems based on the algebraic graph over finite commutative rings of characteristic 2. Ann. UMCS Informatica 12(3): 89-106 (2012) - [j16]Monika Polak, Vasyl Ustimenko:
LDPC Codes Based on Algebraic Graphs. Ann. UMCS Informatica 12(3): 107-119 (2012) - [c7]Monika Polak, Vasyl Ustimenko:
On LDPC Codes Corresponding to Infinite Family of Graphs A(k;K). FedCSIS 2012: 567-570 - [c6]Vasyl Ustimenko:
On some mathematical aspects of data protection in cloud computing. HPCS 2012: 84 - 2011
- [j15]Abderezak Touzene, Vasyl Ustimenko, Marwa AlRaissi, Imene Boudelioua:
Performance of algebraic graphs based stream-ciphers using large finite fields. Ann. UMCS Informatica 11(2): 81-93 (2011) - [j14]Vasyl Ustimenko, Aneta Wróblewska:
On the key expansion of D(n, K)-based cryptographical algorithm. Ann. UMCS Informatica 11(2): 95-111 (2011) - [j13]Michal Klisowski, Urszula Romanczuk, Vasyl Ustimenko:
The implementation of cubic public keys based on a new family of algebraic graphs. Ann. UMCS Informatica 11(2): 127-141 (2011) - [j12]Monika Polak, Vasyl Ustimenko:
On LDPC codes corresponding to affine parts of generalized polygons. Ann. UMCS Informatica 11(2): 143-152 (2011) - [j11]Urszula Romanczuk, Vasyl Ustimenko:
On the key exchange with new cubical maps based on graphs. Ann. UMCS Informatica 11(4): 11-19 (2011) - [c5]Vasyl Ustimenko, Stanislaw Kotorowicz, Urszula Romanczuk:
On the implementation of stream ciphers based on a new family of algebraic graphs. FedCSIS 2011: 485-490 - 2010
- [c4]Michal Klisowski, Vasyl Ustimenko:
On the implementation of public keys algorithms based on algebraic graphs over finite commutative rings. IMCSIT 2010: 303-308
2000 – 2009
- 2009
- [p1]Vasyl Ustimenko:
On the Cryptographical Properties of Extremal Algebraic Graphs. Algebraic Aspects of Digital Communications 2009: 256-281 - 2008
- [c3]Vasyl Ustimenko:
On the hidden discrete logarithm for some polynomial stream ciphers. IMCSIT 2008: 297-301 - 2003
- [j10]Vasiliy A. Ustimenko, Andrew J. Woldar:
Extremal properties of regular and affine generalized m-gons as tactical configurations. Eur. J. Comb. 24(1): 99-111 (2003) - 2001
- [c2]Vasyl Ustimenko:
CRYPTIM: Graphs as Tools for Symmetric Encryption. AAECC 2001: 278-286
1990 – 1999
- 1999
- [j9]Felix Lazebnik, Vasiliy A. Ustimenko, Andrew J. Woldar:
Polarities and 2k-cycle-free graphs. Discret. Math. 197-198: 503-513 (1999) - 1997
- [j8]Felix Lazebnik, Vasiliy A. Ustimenko, Andrew J. Woldar:
New upper bounds on the order of cages. Electron. J. Comb. 4(2) (1997) - 1996
- [j7]Felix Lazebnik, Vasiliy A. Ustimenko, Andrew J. Woldar:
A characterization of the components of the graphs D(k, q). Discret. Math. 157(1-3): 271-283 (1996) - 1995
- [j6]Felix Lazebnik, Vasiliy A. Ustimenko:
Explicit Construction of Graphs with an Arbitrary Large Girth and of Large Size. Discret. Appl. Math. 60(1-3): 275-284 (1995) - [j5]Zoltán Füredi, Felix Lazebnik, Ákos Seress, Vasiliy A. Ustimenko, Andrew J. Woldar:
Graphs of Prescribed Girth and Bi-Degree. J. Comb. Theory, Ser. B 64(2): 228-239 (1995) - 1994
- [j4]Felix Lazebnik, Vasiliy A. Ustimenko, Andrew J. Woldar:
Properties of Certain Families of 2k-Cycle-Free Graphs. J. Comb. Theory, Ser. B 60(2): 293-298 (1994) - [j3]Felix Lazebnik, Vasiliy A. Ustimenko, Andrew J. Woldar:
New Constructions of Bipartite Graphs on m, n Vertices with Many Edges and Without Small Cycles. J. Comb. Theory, Ser. B 61(1): 111-117 (1994) - 1993
- [j2]Felix Lazebnik, Vasiliy A. Ustimenko:
New Examples of Graphs without Small Cycles and of Large Size. Eur. J. Comb. 14(5): 445-460 (1993) - 1992
- [c1]Felix Lazebnik, Vasiliy A. Ustimenko:
Some Algebraic Constructions of Dense Graphs of Large Girth and of Large Size. Expanding Graphs 1992: 75-93
1980 – 1989
- 1989
- [j1]Alexandre A. Ivanov, Mikhail E. Muzichuk, Vasiliy A. Ustimenko:
On a New Family of (P and Q)-polynomial Schemes. Eur. J. Comb. 10(4): 337-345 (1989)
Coauthor Index
Urszula Romanczuk
aka: Urszula Romanczuk-Polubiec
aka: Urszula Romanczuk-Polubiec
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