Mathematical methods for protecting information and their basics. Collection of tasks

This manual provides tasks for the following topics: “Theoretical and distribution methods in cryptography”, “Cryptographic methods of information protection”, “Cryptographic protocols”, “Algebraic foundations of information protection and coding theory”, “Methods of algebraic geometry in cryptography”, “Surgery” codes . This collection of tasks is an addition to the books of the author “Elements of the Higher Algebra and Coding Theory” and “Mathematical Methods of Information Protection”, published in the publishing house “Lan” in 2022
The training manual is focused on university students of mathematical specialties and students of specialties, related to information security