Cryptology and Discrete Mathematics

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Head of the department:

Khudoykulov Zarif Turakulovich

Hours: Monday-Friday (14:00-16:00)
Phone: (0371)-238-65-38

For the purpose to ensure the implementation of the plan of tasks for the first half of 2016 (10 appendixes) of the meeting of the Presidium of the Cabinet of Ministers (pr. №5 from 25 January 2016), as well as on the proposal of the Ministry of Development of Information Technologies and Communications of the Republic of Uzbekistan the creation of the faculty "Information security"and the specialized departments as part of the faculty, as well as for the approval of this proposal in the Council on the technical safety of the Ministry of ICT on the development of information technologies and communications of the Republic of Uzbekistan (pr. №3 from 18 July, 2016) and by the decision of the Tashkent University of information Council technologies (dec. №1 (661) from 29 August 2016) established the Faculty of "Information security" with the specialized departments of "Providing information security" and "Cryptology and discrete mathematics" at the department "Information security" of the faculty "Computer engineering".

By order of the rector of the university No. 439 of March 7, 2019, the department was renamed into "Cryptology". Head of the department since September 7, 2016. until February 13, 2019 PhD. O.P. Akhmedov. Since February 13, 2019, the head of the department is Associate Professor, PhD Z.T. Khudoikulov. In the 2021-2022 academic year, the department is staffed by a professor, PhD. R. Isaev, Associate Professor, DSc, D. Irgasheva, Associate Professor, Ph.D. K. Tashev, Ph.D. O. Akhmedova, PhD, O. Allanov part-time, in the main state, senior teacher U. Mardiev, assistants I. Olimov, A. Karimov, O. Tursunov, U. Tojiakbarova and doctoral students and research trainees of the department, I. Kholimtoeva, A. Imomaliev, L. Davronova, N. Akhmedova, Sh. Khamidov, S. Bozorov.

In the 2021-2022 academic year, the professors-teachers of the department conduct lectures and practical classes on subjects and selected subjects of the specialty, master's students "Applied Cryptography", "Information Security in Multimedia Networks", "Programs and Data Protection", "High Security of Networks", " Information Security in Optical Transmission Systems and Networks "," Cryptanalysis "," Network Forensics "," Malware Analysis "," Cryptographic Protocols "," Safe Programming (C / C ++ Language) ", Bachelor's Degree Cybersecurity Fundamentals," Cryptography 1 "," Cryptography 2 ".

In 2021, the teachers of the department published the textbooks "Fundamentals of Cybersecurity" (in Uzbek and Russian), "Cryptography 1". Also received degrees D. Irgashev DSc and O. Allanov PhD.

Bachelor directions:

  • Information Security

Master's Specialties:

  • Cryptography and cryptanalysis - 5A330301
  • Telecommunication technologies (Telecommunications, Broadcasting, Mobile systems) - 5350100.

Subjects of the Department:

Bachelor:

  • Information Security;
  • Steganography methods;
  • Databases security;
  • Cryptographic methods;
  • Information security protocols;
  • Identification and authentication;

Master:

  • Applied cryptography and cryptanalysis;
  • Development of secure software;;
  • Information protection in optical networks and systems;
  • Methods and means of cryptographic protection of information;
  • Development of a cryptographic infrastructure and its operation.

Professors and teachers staff of the department:

  • Khudoykulov Zarif Turakulovich - head of Department, Ph.D.
  • Mardiyev Ulugbek Rasulovich - teacher
  • Olimov Iskandar Salimboevich - assistant
  • Karimov Abduqodir Abdisalomovich - assistant
  • Tursunov Otabek Odiljon ugli - assistant
  • Tojiakbarova Umida Usmonjonova - assistant
  • Xolimtayeva Iqbol Ubaydullayevna - D. student.
  • Imomaliyev Aybek Turapbayevich - D. student.
  • Davronova Lola Uktamovna - D. student.
  • Axmedova Nozima Farxod qizi - D. student.
  • Hamidov Sherzod Jalolidding ogli - D. student.
  • Bazorov Suhrobjon Mumin ugli - D. student.
Professors-teachers of the department leading hourly activities:
  • Isaev Rixsi Isaxodjaevich - PhD of technical sciences, professor.
  • Tashev Komil Axmatovich - PhD of technical sciences, associate professor
  • Irgasheva Durdona Yakubdjanovna - PhD of technical sciences, associate professor
  • Ahmedova Oydin Po’latovna - PhD of technical sciences, professor
  • Allanov Orif Menglimuratovich - PhD

Research works:

  • Ф-706-17 – Research of implementation of biometric-cryptographic technologies in information systems. Supervisor – Irgasheva D.Ya.

Scientific and methodical work of the department teachers:

  1. T.Xudoykulov, SH.Z.Islomov, U.R.Mardiyev, Kriptografiya 1, O’quv qo‘llanma, -T.: “Iqtisod-Moliya”, 2021, - 204 b.
  2. K.Ganiev, A.A.Ganiev, Z.T.Xudoyqulov, Kiberxavfsizlik asoslari, -T.: “Iqtisod-Moliya”, 2021, -228 b.
  3. С.К.Ганиев, З.Т.Худойкулов, Н.Б.Насруллаев, Основы кибербезопасности, Учебное пособие, -Т.: “Iqtisod-Moliya”, 2021, 240 c.
  4. M.Karimov, J.T.Arziyeva, Z.T.Xudoyqulov, Bir martali parollar asosida foydalanuvchilarni autentifikatsiyalash protokollari, Monografiya, -T.: “Iqtisod-Moliya”, 2021, - 120 b.
  5. A.Tashev, Z.T.Xudoyqulov, Yuz tasviri asosida shaxsni identifikatsiyalash va autentifikatsiyalash jarayonining samaradorligini oshirish, Monografiya, -T.:”Nihol print”, 2021 yil, 124 bet.
  6. O.Po‘latovna, X.P.Hasanov, M.H.Nazarova, I.U.Xolimtayeva, O.D.Nuritdinov, Axborot xavfsizligi protokollari, O’quv qo‘llanma, -T.:”Aloqachi”, 2019, 168 bet.
  7. Y.Akbarov, P.F.Xasanov, X.P.Xasanov, O.P.Axmedova, I.U.Xolimtayeva, Kriptografiyaning matematik asosi, O’quv qo‘llanma, -T.:”Aloqachi”, 2019, 192 bet.
  8. K.Ganiev, M.M.Karimov, Z.T.Xudoyqulov, M.M.Kadirov. Axborot xavfsizligi bo‘yicha atama va tushunchalarning rus, o‘zbek va ingliz tillaridagi izohli lug‘ati. –T.: «Iqtisod-moliya», - 2017, 480 bet.
  9. K.Ganiev, M.M.Karimov, K.A.Tashev. Axborot xavfsizligi. –T.: «Fan va texnologiya», 2016, 372 bet.
  10. S.K.Ganiev, M.M.Karimov, K.A.Tashev. Axborot xavfsizligi. Axborot-kommunikatsion tizimlar xavfsizligi. O‘quv qo‘llanma. –T.: «Aloqachi», 2008, 382 bet.

The scientific work of the department teachers:

  1. Xudoyqulov Z.T., Tojiakbarova U.U., Boltayev F.H., Dasturiy ko‘rinishda amalga oshirishga qulay oqimli shifrlash algoritmi, «Axborotkommunikatsiya: Tarmoqlar, Texnologiyalar, Yechimlar» Har chorak ilmiy-texnik jurnal. №1(57)/ 2021 y. –C.35-43.
  2. Xudoyqulov Z.T., Karimov A.A., Ortiqboyev A.M., Bulutli hisoblash tizimlarida xavfsizlik muammolarining tahlili, «Axborotkommunikatsiya: Tarmoqlar, Texnologiyalar, Yechimlar» Har chorak ilmiy-texnik jurnal. №2(58)/ 2021 y. –C.36-41.
  3. Xudoyqulov Z.T., Tojiakbarova U.U., Ortiqboyev A.M., Elektron ovoz berish protokollarining qiyosiy tahlili, «Axborotkommunikatsiya: Tarmoqlar, Texnologiyalar, Yechimlar» Har chorak ilmiy-texnik jurnal. №3(59)/ 2021 y. –C.56-64.
  4. Abduraximov B.F., Xudoyqulov Z.T., Allanov O.M., Islomov Sh.Z., DES algoritmining chiziqli kriptotahlili, «Axborotkommunikatsiya: Tarmoqlar, Texnologiyalar, Yechimlar» Har chorak ilmiy-texnik jurnal. №3(51)/ 2019 y. –C.56-61.
  5. Xudoyqulov Z.T., Arziyeva J.T., Ortiqboyev A.M., Bir martali parol generatorlarining tahlili, «Axborotkommunikatsiya: Tarmoqlar, Texnologiyalar, Yechimlar» Har chorak ilmiy-texnik jurnal. №3(51)/ 2019 y. –C.48-55.
  6. Karimov M.M., Arziyeva J.T., Xudoykulov Z.T., Анализ метода аутентификации на основе одноразовых паролей, Muhammad al-Xorazmiy avlodlari. Ilmiy-amaliy va axborot-tahliliy jurnal. 4(10)/2019, -C. 3-6.
  7. Karimov M.M., Arziyeva J.T., Xudoykulov Z.T., Атаки направленные на методы аутентификации по паролю, Muhammad al-Xorazmiy avlodlari. Ilmiy-amaliy va axborot-tahliliy jurnal. 4(10)/2019, -C. 156-159.
  8. Xudoykulov Z., Rustamova S., Polvonov N., Yoriqulov M., Bulutli hisoblash tizimida xavfsizlikni ta’minlash algoritmi, Muhammad al-Xorazmiy avlodlari. Ilmiy-amaliy va axborot-tahliliy jurnal. 3(13)/2020, -C. 30-38.
  9. Bakhtiyor Abdurakhimov, Zarif Khudoykulov, Allanov Orif, Ilkhom Boykuziev, Algebraic Cryptanalysis of O’zDSt 1105:2009 Encryption Algorithm, International Conference on Information Science and Communications Technologies ICISCT 2020 Applications, Trends and Opportunities, 4th, 5th and 6th of November 2020, Tashkent Uzbekistan, -С.1-7.
  10. Bakhtiyor Abdurakhimov, Zarif Khudoykulov, Allanov Orif, Ilkhom Boykuziev, Differential Collisions in SHA-1, International Conference on Information Science and Communications Technologies ICISCT 2020 Applications, Trends and Opportunities, 4th, 5th and 6th of November 2020, Tashkent Uzbekistan, -С.1-5.
  11. Karimov M.M., Khudoykulov Z.T., Arziyeva J.T., A Method of Efficient OTP Generation Using Pseudorandom Number Generators, International Conference on Information Science and Communications Technologies ICISCT 2019, 4th, 5th and 6th of November 2019, Tashkent Uzbekistan, -С.1-4.
  12. Abdurakhimov B.F., Khudoykulov Z.T., Allanov O.M., Boykuziev I.M., Analysis of algebraic properties of transformation of O’zDSt 1105:2009 algorithm, International Conference on Information Science and Communications Technologies ICISCT 2019, 4th, 5th and 6th of November 2019, Tashkent Uzbekistan, -С.1-3.
  13. Khudoykulov Z.T., Shirinov L.T., Analysis of Security Protocols in Wireless Sensor Networks, International Conference on Information Science and Communications Technologies ICISCT 2019, 4th, 5th and 6th of November 2019, Tashkent Uzbekistan, -С.1-4.
  14. Tashev K.A., Khudoykulov Z.T., Arziyeva J.T., Improvement of a Security Enhanced One-time Mutual Authentication and Key Agreement Scheme, International Journal of Innovative Technology and Exploring Engineering (IJITEE), Volume-8 Issue-12, October 2019, -P.5031-5036.
  15. Tashev K.A., Khudoykulov Z.T., Islomov Sh.Z., Salimova H.R., Normalization of Facial Occlusion in Face Recognition, International Journal of Innovative Technology and Exploring Engineering (IJITEE), Volume-8 Issue-11, September 2019, -Р.2523-2527.
  16. Karimov M.M, Tashev K.A., Islomov Sh.Z., Mavlonov O.N. Triangle Method for Fast Face Detection on the Wild. Journal of Multimedia Information System VOL. 5, NO. 1, March 2018 (pp. 15-20).
  17. Xudoyqulov Z.T., Allanov O.M., Xolimtoeva I.U. Zamonaviy xesh funksiyalarning xavfsizlik va tezlik xususiyatlari asosida tahlili. Axborotkommunikatsiyalar: Tarmoqlar, Texnologiyalar, Yechimlar. 2(46)2018.
  18. Tashev K.A., Khudoykulov Z.T., Islomov SH.Z. Analyzing of face recognition algorithms. Axborotkommunikatsiyalar: Tarmoqlar, Texnologiyalar, Yechimlar. 2(46)2018.
  19. Xudoyqulov Z.T., Islomov Sh.Z., Allanov O.M., Mardiyev U.R. A practical implementation of fingerprint based fuzzy commitment scheme. European Science Review. -Austria, Vienna- 2018. № (5-6). -P. 108-112.
  20. Xudoyqulov Z.T., Ganiyev S.K., Halimtoeva I.U. Computer’s source based (Pseudo) Random Number Generation. International Conference on Information Science and Communications Technologies (ICISCT). 2017. IEEE. – P. 1-6.
  21. Xudoyqulov Z.T., Yusupov B.K. Comparative factors of key generation techniques. International Conference on Information Science and Communications Technologies (ICISCT), IEEE, 2016.
  22. Ganiyev S.K., Xudoyqulov Z.T. Biometric cryptosystems: open issues and challenges. International Conference on Information Science and Communications Technologies (ICISCT), IEEE, 2016.
  23. Irgasheva D.Ya., Rustamov F. Digital signature electron commerce, TATU xabarlari (Vestnik) (1(33)) 2015 yil, 96-100 bet.
  24. Irgasheva D.Y. Role model with zone differentiation of access IJRET: International Journal of Research in Engineering and Technology. Volume:05. Issue:05, May 2016. http://ijret.esatjournals.org. eISSN-2319-1163, pISSN 2321-7308.
  25. Д.Я.Иргашева А.К.Усманов Разработка ролевой модели с зональным разграничением доступа Международный научный журнал «Наука и Мир» (№6 (34), июнь).
  26. M. Karimov, K.Tashev, Sh.Islomov. Increasing accuracy and reducing time of face recognition with Euclid norm. International Journal of Recent and Innovation trends in Computing and Communication. ISSN: 2321-8169. Volume:4. Issue:4. April 2016.

Certificate of Official Registration of Computer Programs:

  1. Tashev K.A., Xudoyqulov Z.T., Arziyeva J.T., Arziyev A.T., Yoriqulov M., Rustamova S.R., Secure SMS authenticator, № DGU 07387,12.2019.
  2. Tashev K.A., Xudoyqulov Z.T., Arziyeva J.T., Arziyev A.T., Yoriqulov M., Rustamova S.R., Secure OTP Authenticator, № DGU 07386,12.2019.
  3. Xudoyqulov Z.T., Arziyeva J.T., Arziyev A.T., Yoriqulov M., Secure OTP Reader, № DGU 07388,12.2019.
  4. Abduraximov B.F., Allanov O.M., Boykuziyev I.M., Xudoyqulov Z.T., Karimov Z.T., Olimov I.S., Xamidov Sh.J., Bozorov A.S., Qurbanova F.Ch., “O’zDST 1105:2009 shifrlash algoritmini algebraik kriptotahlillash uchun ishlab chiqilgan dasturiy ta’minoti”, № DGU 07494, 08.01.2020.
  5. Ganiyev S.K., Xudoyqulov Z.T., Zokirov O.Yo., Abduraxmonov A.A., Xolimtoyeva I.U., Koraboyev E.A., Shakarov M.A., “Mobile CC Authentication dasturiy vositasi”, № DGU 09367, 11.11.2020.
  6. Ganiyev S.K., Xudoyqulov Z.T., Zokirov O.Yo., G’ulomov Sh.R., Nasrullayev N.B., Abduraxmonov A.A., CC Authentication dasturiy vositasi, № DGU 09196, 19.10.2020.
  7. Ganiyev S.K., Toshev K.A., Irgasheva D.Ya., Xudoyqulov Z.T., Gaipnazarov R.T., Rustamova S.R., CAC – foydalanishni cheklash tizimi, № DGU 09478, 25.11.2020.
  8. Ganiyev S.K., Toshev K.A., Irgasheva D.Ya., Xudoyqulov Z.T., Islomov Sh.Z., Rustamova S.R., RBAC – foydalanishni cheklash tizimi, № DGU 09608, 07.12.2020.
  9. Tashev K.A., Xudoyqulov Z.T., Nasrullayev N.B., Yoriqulov M.R., Shakarov M.A., Raxmonqulova M.R., YANGI ANTIVIRUS, № DGU 10671, 30.03.2021.
  10. Ganiev S.K., Xudoyqulov Z.T., Normuminov F.Q., Xolimtoeva I.U., Davronova L.O’., Imamaliyev A.T., Allanov O.M., Karimov A.A., Eshonqulov N.D. WIN RNG, № DGU 05402, 06.2018.
  11. Tashev K.A., Irgasheva D.Ya., Axmedova O.P., Xudoyqulov Z.T., Islomov SH.Z., Mardiyev U.R., Allanov O.M., Ostonov M.B., BIO KEY BINDING SYSTEM, № DGU 05725, 24.10.2018.
  12. Tashev K.A., Irgasheva D.Ya., Axmedova O.P., Xudoyqulov Z.T., Islomov SH.Z., Mardiyev U.R., Safarov A.R., Axmadjonov A.M., Ergashev M.M., BIO KEY RELEASE, DGU 05401, 13.06.2018.
  13. Xudoyqulov Z.T., Islomov Sh.Z., Allanov O.M., Mardiyev U.R., Mavlonov O.N.,  Trusted (Pseudo) random number generators, № DGU 04846, 27.10.2017.

The cooperation of the Department:

  • Institutions of South Korea (KAIST, INHA);
  • Leading Russian Universities.

Cooperation with enterprises:

  • «UNICON.UZ» DUK;
  • “Kiberxavfsizlik markazi” DUK.