Tarasenko, S. and Ivanov, Y. 2023. Approach to Constructing Symmetric Cryptographic Systems Ensuring Specified Resilience to Cryptoanalysis over the Long-Term Time Horizon. Journal of Science and Technology on Information security. 3, 20 (Dec. 2023), 88-94. DOI:https://doi.org/10.54654/isj.v3i20.1016.