Гл. ас. д-р Димитър Душков Добрев
Факултет: Факултет по математика и информатика
Катедра: КОМПЮТЪРНА ИНФОРМАТИКА
Кабинет: Корпус 3, стая 219
Телефон: 054 830495 вътр.
Email: d.d.dobrev@shu.bg
Приемно време: Понеделник от 10:00 ч. до 12:00 ч.
| 2025 | Изследване на симетрични криптографски алгоритми за защита на мултимедийни данни |
| 2025 | B. Stoyanov, T. Ivanova and P. Ivanov, Trikeda: Audio Ciphering Using Triple Ikeda Map, 2025 International Conference on Information Technologies (InfoTech), Sofia, Bulgaria, 2025, pp. 1-4, doi: 10.1109/InfoTech67177.2025.11175949. | 2025 | T. Ivanova, D. Dobrev and M. Aleksandrova, Applications of Pseudorandom Number Generator in Selected Stochastic Simulations, 2025 International Conference on Information Technologies (InfoTech), Sofia, Bulgaria, 2025, pp. 1-4, doi: 10.1109/InfoTech67177.2025.11175971.\" | 2025 | T. Ivanova, D. Dobrev and M. Aleksandrova, Applications of Pseudorandom Number Generator in Selected Stochastic Simulations, 2025 International Conference on Information Technologies (InfoTech), Sofia, Bulgaria, 2025, pp. 1-4, doi: 10.1109/InfoTech67177.2025.11175971. | 2024 | Flogista: audio encryption with filtered triple Logistic map, Borislav Stoyanov, Tsvetelina Ivanova, Dimitar Dobrev and Plamen Ribarski, IEEE INTERNATIONAL CONFERENCE AUTOMATICS AND INFORMATICS’2024 (ICAI’24), 10 - 12 October 2024, VARNA (Technical University of Varna), http://icai-conf.org, program: http://icai-conf.org/images/programa/icai24_program_20241010.pdf | 2024 | Image compression-then-encryption model based on A1 attractor, Tsvetelina Ivanova, Dimitar Dobrev, Borislav Stoyanov and Plamen Ribarski,IEEE INTERNATIONAL CONFERENCE AUTOMATICS AND INFORMATICS’2024 (ICAI’24), 10 - 12 October 2024, VARNA (Technical University of Varna), http://icai-conf.org, program: http://icai-conf.org/images/programa/icai24_program_20241010.pdf | 2024 | Dobrev, D., & Ivanova, T. (2024). Audio encryption algorithm employing data-parallel approach. Mathematical and Software Engineering, 10(1-2), 1-12. | 2023 | Stoyanov, B.; Nedzhibov, G.; Dobrev, D.; Ivanova, T. Application of Decimated Mathematical Equations and Polynomial Root-Finding Method in Protection of Text Messages. Mathematics 2023, 11, 4982. https://doi.org/10.3390/math11244982. | 2023 | T. Ivanova, B. Stoyanov and D. Dobrev, Secure Text Encryption Based on Clifford Attractors, 2023 31st National Conference with International Participation (TELECOM), Sofia, Bulgaria, 2023, pp. 1-4, doi: 10.1109/TELECOM59629.2023.10409685. | 2022 | B. Stoyanov, D. Dobrev, Parallel Data Encryption Based on Tinkerbell and Ikeda Chaotic Functions, CEUR Workshop Proceedings, 2022, 3191, pp. 36–44, SJR 2021 = 0.228, Scopus, http://ceur-ws.org/Vol-3191/paper03.pdf |
| 2025 | T. Ivanova, D. Dobrev and M. Aleksandrova, Applications of Pseudorandom Number Generator in Selected Stochastic Simulations, 2025 International Conference on Information Technologies (InfoTech), Sofia, Bulgaria, 2025, pp. 1-4, doi: 10.1109/InfoTech67177.2025.11175971. | 2024 | Flogista: audio encryption with filtered triple Logistic map, Borislav Stoyanov, Tsvetelina Ivanova, Dimitar Dobrev and Plamen Ribarski, IEEE INTERNATIONAL CONFERENCE AUTOMATICS AND INFORMATICS’2024 (ICAI’24), 10 - 12 October 2024, VARNA (Technical University of Varna), http://icai-conf.org, program: http://icai-conf.org/images/programa/icai24_program_20241010.pdf | 2024 | Image compression-then-encryption model based on A1 attractor, Tsvetelina Ivanova, Dimitar Dobrev, Borislav Stoyanov and Plamen Ribarski,IEEE INTERNATIONAL CONFERENCE AUTOMATICS AND INFORMATICS’2024 (ICAI’24), 10 - 12 October 2024, VARNA (Technical University of Varna), http://icai-conf.org, program: http://icai-conf.org/images/programa/icai24_program_20241010.pdf | 2024 | Image compression-then-encryption model based on A1 attractor, Tsvetelina Ivanova, Dimitar Dobrev, Borislav Stoyanov and Plamen Ribarski,IEEE INTERNATIONAL CONFERENCE AUTOMATICS AND INFORMATICS’2024 (ICAI’24), 10 - 12 October 2024, VARNA (Technical University of Varna), http://icai-conf.org, program: http://icai-conf.org/images/programa/icai24_program_20241010.pdf | 2022 | Многопроцесорнo криптиране на аудио файлове, базирано на Tinkerbell и Ikeda - Mattex, 2022 |
| 2025 | Secure text encryption based on clifford attractors
Цитира се в: Sharma, P. L., Gupta, S., Monga, H., Nayyar, A., Gupta, K., & Sharma, A. K. (2025). TEXCEL: text encryption with elliptic curve cryptography for enhanced security. Multimedia Tools and Applications, 84(13), 11503-11531. Kinganga, J., Kasoro, N., & Musesa, A. (2025). Dynamics data encryption based on chaotic functions and elliptic curves: Application to text data. Al-Mustansiriyah Journal of Science, 36(1), 56-68. Gupta, S., Narang, R., Patel, M. K., Gupta, K., & Kumar, K. Enhanced ECC-driven Text Encryption Scheme using Chaotic Maps and Rhotrices. Palestine journal of Mathematics |
2024 | Secure text encryption based on clifford attractors. Цитира се в: Sharma, P. L., Gupta, S., Monga, H., Nayyar, A., Gupta, K., & Sharma, A. K. (2024). TEXCEL: text encryption with elliptic curve cryptography for enhanced security. Multimedia Tools and Applications, 1-29. SJR = 0.810, IF = 2.9 |