This book includes theoretical material, exercises, solutions, and a recommended reading list. It has been endorsed by the university's Academic Council as a textbook for higher education students studying programs such as 090105 "Integrated Information Security for Automated Systems," 090303 "Information Security of Automated Systems," 230104 "Computer-Aided Design Systems," as well as fields like 010400 "Applied Mathematics and Informatics," 220100 "Systems Analysis and Management," 220400 "Management in Technical Systems," 230100 "Informatics and Computing," and 230400 "Information Systems and Technologies." It is also suitable for students in secondary vocational schools enrolled in programs such as 2203 "Software for Computing Equipment and Automated Systems" and 230115 "Programming in Computer Systems."