Teachers and students of the Department of Information Technology took part in the “4th International Scientific and Practical Conference on Problems of Cybersecurity of Information and Telecommunication Systems (PCSIТS) -2021″, which was recently held online at the Taras Shevchenko National University of Kyiv. For two days, a large number of interesting and useful reports were presented by speakers. Practical application issues of methods and approaches to solving information security problems and the possibility of their use in the educational process and research were discussed. The conference was attended by cybersecurity experts from Ukraine, Georgia, Poland, Lithuania and the United States. The event was supported by the State Service of Special Communication and Information Protection of Ukraine.