00653naa#a2200169#i#450# EN\\bibl\41934 20240427120020.6 2307-1400 20210120b2021####ek#y0engy0150####ca RU About cryptographic information protection measures in the implementation of information technology in the solution of management problems in the social and economic systems Journal article Saint-Petersburg Strategy of the Future 2021 10 с. Journal article local Прикладные науки. Общие вопросы. 60 Metelkov A. N. futurepubl.ru