Department „Modelling and Optimization"
Institute of Information and Communication Technologies – BAS

Ivan Blagoev

• 2021 - Doctor, Institute of Information and Communication Technologies, PhD Thesis "METHODS AND MEANS OF DATA ANALYSIS IN INFORMATION SYSTEMS USING TIME SERIES"
• 2007 - 2010 Master degree, subject “Software technologies in Internet” finished in “New Bulgarian University”
• 1999 - 2005 Bachelor degree, subject “Informatics” in “St.Cyril and St.Methodius” finished in “University of Veliko Turnovo”

1. Blagoev, I., Atanasova, T.. Problems of Ensuring Data Security in Digital Management of Processes in Animal Husbandry. 2022 8th International Conference on Energy Efficiency and Agricultural Engineering (EE&AE), IEEE Xplore, 2022, DOI:10.1109/EEAE53789.2022.9831280, 1-4
2. Blagoev, I., Atanasova, T.. RNG Entropy Enrichment to Improve Cybersecurity in IoT and Cloud Services. 2022 International Scientific Conference on Communications, Information, Electronic and Energy Systems (CIEES),, 24th – 26th November, 2022, Veliko Tarnovo, Bulgaria, IEEE Xplore, 2022, DOI:https://doi: 10.1109/CIEES55704.2022.9990782, 1-4
3. Iliev, I., Blagoev, I.. An Approach to Improve Web Video Streaming Security and Prevent Personal Data Leakage. Information & Security: An International Journal, 53, 1, Procon, 2022, ISSN:1314-2119, DOI:https://doi.org/10.11610/isij.5306, 78-88
4. Markov, N., Stoycheva, S., Hristov, M., Mondeshka, L., Atanasova, T., Blagoev, I., Petrov, P., Valova, I., Valov, N., Mladenova, Ts.. Smart Dairy Farm - Digitalization and Innovation. 2022 8th International Conference on Energy Efficiency and Agricultural Engineering (EE&AE), IEEE 30 June - 2 July 2022, Ruse, Bulgaria, IEEE, 2022, DOI:10.1109/EEAE53789.2022.9831220, 1-4
5. Blagoev, I., Balabanov, T., Iliev, I. RSA Weaknesses Caused by the Specifics of Random Number Generation. Information & Security: An International Journal, 50, 2, Procon Ltd., 2021, ISSN:0861-5160, DOI:10.11610/isij.5028, 171-179
6. Blagoev, I., Balabanov, T., Iliev, I. The Randomness in Shared Web Hostings. Extended Abstracts of 16th Annual Meeting of the Bulgarian Section of SIAM, Fastumprint, 2021, ISSN:1313-3357, 9-10
7. Blagoev, I.. Method for Evaluating the Vulnerability of Random Number Generators for Cryptographic Protection in Information Systems. Proceedings of Advances in High Performance Computing, 902, Springer, 2021, ISBN:978-3-030-55346-3, ISSN:978-3-030-55347-0, DOI:https://doi.org/10.1007/978-3-030-55347-0_33, 391-397. SJR (Scopus):0.183
8. Благоев, И.. Методи и средства за анализ на данни в информационни системи с използване на времеви редове. Автореферати на дисертации на Института по инормационни и комуникационни технологии - БАН, 1, 2021, ISSN:1314-6351
9. Шаламанов, В., Благоев, И., Илиев, И.. Ниво на зрялост на кибер сигурността на инфраструктурата в домейна iict.bas.bg. IT4Sec Reports 143, 2021, ISSN:1314-5614
10. Blagoev, I.. Neglected Cybersecurity Risks in the Public Internet Hosting Service Providers. Information & Security, 47, 1, Procon Ltd, 2020, ISSN:0861-5160, DOI:https://doi.org/10.11610/isij.4704, 62-76
11. Shalamanov, V., Monov, V., Vassileva, G., Blagoev, I., Matern, S., Blagoev, I.. A Model of ICT Competence Development for Digital Transformation. Information & Security, 46, 3, Procon Ltd, 2020, ISSN:0861-5160, DOI:10.11610/isij.4619, 269-284
12. Blagoev, I., Keremedchiev, D., Zankinski, I.. Population based algorithms for artificial neural networks training in perfect information games. Information technologies and control, 4, 2019, ISSN:2367-5357, 23-28
13. Blagoev, I.. Application of Time Series Techniques for Random Number Generator Analysis. Proceedings of XXII Int. Conference DCCN 2019, DCCN 2019, 2019, ISBN:978-5-209-09683-2, 437-446
14. Ketipov, R., Kolev, K., Sevova, J, Blagoev, I., Petrov, P., Kostadinov, G., Zankinski, I.. Trend and Seasonality Removal with Differential Evolution. Journal of Information Technologies and Control, 4, САИ, 2019, ISSN:1312-2622, 17-22
15. Zankinski, I., Keremedchiev, D., Blagoev, I., Ketipov, R., Kolev, K., Kostadinov, G., Petrov, P.. Recursive Brute-Force Selection Operator in Genetic Algorithms. Технически университет "В. Априлов", Габрово, 3, International Scientific Conference UNITECH 2019 Gabrovo, 2019, ISSN:1313-230Х, 227-232
16. Ivan Blagoev, Method for Evaluating the Vulnerability of Random Number Generators for Cryptographic Protection in Information Systems, международна конференция HIGH PERFORMANCE COMPUTING - BULGARIA 2019, Borovets, Bulgaria, 2-6 September 2019, Springer, Studies in Computational Intelligence, Impact Factor 1.73, SJR 0.183, (Q4) ISSN: 1860-9503, 1860949X
17. Ivan Blagoev, Application of Time Series Techniques for Random Number Generator Analysis, Proceedings of XXII Int. Conference DCCN 2019, September 23-27, 2019, Moscow, Russia, pp.437-446. ISBN 978-5-209-09683-2, 2019 (РИНЦ).
18. Ivan I. Blagoev, D. Keremedchiev, I. Zankinski, Population Based Algorithms for Artificial Neural Networks Training in Perfect Information Games, Information Technologies and Control, Print ISSN 1312 – 2622, Online ISSN: 2367-5357, No. 4/2018, Printed in 2019, pp.23-28.
19. R. Ketipov, K. Kolev, J. Sevova,Ivan I. Blagoev, P. Petrov, G. Kostadinov, I. Zankinski, Trend and Seasonality Removal with Differential Evolution, Information Technologies and Control , Print ISSN 1312 – 2622, Online ISSN: 2367-5357, No. 4/2018, Printed in 2019, pp.17-22.
20. Iliyan Zankinski, Delyan Keremedchiev, Ivan Blagoev, Rumen Ketipov, Kolyu Kolev, Georgy Kostadinov, Plamen Petrov, RECURSIVE BRUTE-FORCE SELECTION OPERATOR IN GENETIC ALGORITHMS (Операция за селекция в генетични алгоритми с пълно изчерпване и рекурсия), Proc. 19th International Scientific Conference UNITECH 2019 Gabrovo, 15-16 November 2019, Volume III, pp. 227-232.
21. Румен Кетипов, Колю Колев, Жанета Севова, Иван Благоев, Пламен Петров, Георги Костадинов, Илиян Занкински, Премахване на линеен компонент и синусуидални хармоници от времеви редове с еволюция на разликите, Сборник доклади от годишна университетска научна конференция 27-28 юни 2019 г., Велико Търново Изд. комплекс на НВУ „Васил Левски”, Ел. Изд. ISSN 2367-7481, 1586 - 1594 стр.
22. Румен Кетипов, Колю Колев, Жанета Севова, Иван Благоев, Пламен Петров, Георги Костадинов, Илиян Занкински, Предварителна обработка на тренда и сезонността във времеви редове с генетични алгоритми (Time series trend and seasonality preprocessing with genetic algorithms) Международен симпозиум Управление на енергийни, индустриални и екологични системи, Управление на топлоенергийни обекти и системи (УТЕОС) 16-17 Май 2019, Банкя, САИ, ISSN 1313-2237, 65-68.
23. Blagoev, I., Using R Programming Language for Processing of Large Data Sets, Proc. Int. Conf. Big Data, Knowledge and Control Systems Engineering – BdKCSE’2018, 21-22 November 2018, Sofia, Bulgaria, ISSN 2367-6450, pp. 91-98.
24. Balabanov, T., Atanasova, T., Blagoev, I., Activation Function Permutation for Multilayer Perceptron Training, International Conference on Big Data, Knowledge and Control Systems Engineering BdKCSE'2018 21-22 November 2018, Sofia, Bulgaria, ISSN 2367-6450, pp.9-14.
25. Todor Balabanov, Ivan I. Blagoev, Zornitsa Atanassova, Greedy Genetic Algorithm Hybrid Solution of 1D Stock Cutting Problem, International Scientific Conference UNITECH 2018, November 2018, Gabrovo, Bulgaria, ISSN 1313-230X, pp.307-312.
26. T.D. Balabanov, I.I. Blagoev, K.I. Dineva, Self Rising Tri Layers MLP for Time Series Forecasting, Distributed Computer and Communication Networks, 21-st International Conference, DCCN 2018, Revised Selected Papers, V. Vishnevskiy, D. Kozyrev (Eds.), Springer, 2018, Communications in Computer and Information Science (CCIS) 919, ISBN:978-3-319-99446-8, ISSN:1865-0929, pp. 577-584. SJR:0.17
27. I. Blagoev, Improving the Momentum Oscillator Accuracy by a Method for Forecasting of Market Price Movements, Сборник доклади от межд. конференция, НВУ "Васил Левски", 14-15 юни 2018, Том 9, стр. 177-185.
28. I. Blagoev, A METHOD FOR MORE RELIABLE USERS’ AUTHENTICATION IN INTERNET, Сборник доклади от межд. конференция, НВУ "Васил Левски", 14-15 юни 2018, Том 9, стр. 167-176.
29. T. Atanasova, N. Bakanova, I. Blagoev, ANALYSIS OF DATA FROM OIS TO DISCOVER AND MODEL PROCESS-ORIENTED INFORMATION, Сборник доклади от межд. конференция, НВУ "Васил Левски", 14-15 юни 2018, Том 9, стр. 106-111.
30. Blagoev, I., Atanasova, T. V., Zankinski, I. A., Dual MLP fortime series forecasting with hidden layer sharings, Proc. Int. Conf. Big Data, Knowledge and Control Systems Engineering – BdKCSE’2017, 2017 pp.79-84.
31. Иван Благоев, Николай Докев, КОМБИНИРАНЕ НА МОМЕНТУМ С ЕДИН МЕТОД ЗА ПРОГНОЗИРАНЕ НА ПАЗАРНИ ЦЕНОВИ ДВИЖЕНИЯ ЗА ПО-ТОЧНИ РЕЗУЛТАТИ (Combination of Momentum with One Method for Forecasting of Market Trends to Improve the Results), Международна научна конференция “УНИТЕХ’17” – Габрово, 2017, Selected papers, ISSN 2603-378X, pp. II-265-II-270
32. I. Blagoev, МЕТОДИ ЗА ОПТИМИЗИРАНО ИЗПОЛЗВАНЕ НА КОМПЮТЪРНА ПАМЕТ ПРИ ЗАРЕЖДАНЕ НА ДАННИ СЪС СРЕДСТВАТА НА ЕЗИК ЗА ПРОГРАМИРАНЕ R (Methods for Optimized Use of Computer Memory during Data Loads with R Programming Languages), International Conference AUTOMATICS AND INFORMATICS’2017, 4-6 October 2017, Sofia, Bulgaria, JOHN ATANASOFF SOCIETY OF AUTOMATICS AND INFORMATICS, Sofia, Bulgaria, 2017, ISSN:1313-1850, pp.213-215.
33. Ivan Blagoev, Nikolay Dokev, A Method for Investigating the Alterations in the Price Trends, PROBLEMS OF ENGINEERING CYBERNETICS AND ROBOTICS - Bulgarian Academy of Sciences, Volume 65 . Sofia . 2012, pp. 39-48, ISSN: 0204-9848.
34. Nikolay Dokev,Ivan Blagoev, Probable Risks Concerning Security in Email Communication and a Protection Approach, PROBLEMS OF ENGINEERING CYBERNETICS AND ROBOTICS - Bulgarian Academy of Sciences,Volume 64 . Sofia . 2011, pp. 38-51, ISSN: 0204-9848.
35. Nikolay Dokev, Ivan Blagoev, An Approach for Automatic Transmission of Authenticated Data over Computer Networks, CYBERNETICS AND INFORMATION TECHNOLOGIES - Bulgarian Academy of Sciences, Volume 11, No 2, 2011, pp. 65-82, ISSN: 1311-9702.
36. Nikolay Dokev, Ivan Blagoev, On an Approach towards Security of the Electronic Mail, n IIT Working Papers - Bulgarian Academy of Sciences, 2009, ISSN 1310-652X.

• NBU-Sofia - Introduction programming with .NET Framework and J2EE, Lecture, January 2016 - June 2017
• NBU-Sofia - Developing of Internet client server applications with ASP.NET, Lecture, October 2015 - January 2016
• NBU-Sofia - Developing information systems with .NET Framework, Lecture, October 2015 - January 2016
• NBU-Sofia - Introduction programming with .NET Framework and J2EE, Lecture, January 2015 - June 2015
• NBU-Sofia - Developing of Internet client server applications with ASP.NET, Lecture, October 2014 - January 2015
• NBU-Sofia - Developing information systems with .NET Framework, Lecture, October 2014 - January 2015
• NBU-Sofia - Introduction programming with .NET Framework and J2EE, Lecture, January 2014 - June 2014
• NBU-Sofia - Developing of Internet client server applications with ASP.NET, Lecture, October 2013 - January 2014
• NBU-Sofia - Developing information systems with .NET Framework, Lecture, October 2013 - January 2014
• NBU-Sofia - Introduction programming with .NET Framework and J2EE, Lecture, January 2013 - June 2013
• NBU-Sofia - Developing of Internet client server applications with ASP.NET, Lecture, October 2012 - January 2013
• NBU-Sofia - Developing information systems with .NET Framework, Lecture, October 2012 - January 2013
• NBU-Sofia - Introduction programming with .NET Framework and J2EE, Lecture, January 2012 - June 2012
• NBU-Sofia - Developing of Internet client server applications with ASP.NET, Lecture, October 2011 - January 2012
• NBU-Sofia - Developing information systems with .NET Framework, Lecture, October 2011 - January 2012
• NBU-Sofia - Introduction programming with .NET Framework and J2EE, Lecture, January 2011 - June 2011
• NBU-Sofia - Developing of Internet client server applications with ASP.NET, Lecture, October 2010 - January 2011
• NBU-Sofia - Developing information systems with .NET Framework, Lecture, October 2010 - January 2011
• NBU-Sofia - Introduction programming with .NET Framework and J2EE, Lecture, January 2010 - June 2010
• NBU-Sofia - Developing of Internet client server applications with ASP.NET, Lecture, October 2009 - January 2010
• NBU-Sofia - Developing information systems with .NET Framework, Lecture, October 2009 - January 2010
• NBU-Sofia - Introduction programming with .NET Framework and J2EE, Lecture, January 2008 - June 2008
• NBU-Sofia - Developing of Internet client server applications with ASP.NET, Lecture, October 2008 - January 2009
• NBU-Sofia - Developing information systems with .NET Framework, Lecture, October 2008 - January 2009
• NBU-Sofia - Introduction programming with .NET Framework and J2EE, Lecture, January 2008 - June 2008
• NBU-Sofia - Developing information systems with .NET Framework, Lecture, October 2007 - January 2008
• NBU-Sofia - Introduction programming with .NET Framework and J2EE, Lecture, January 2006 - June 2006