This application performs frequency cryptanalysis to decrypt a text encoded with a Caesar cipher, assuming Ukrainian as the language of the text. It analyzes letter frequencies, generates decryption ...

Abstract: In the previous encryption schemes for sensor information security in WBANs, there are usually the disadvantages of high cost and low time efficiency. At the same time, a large amount of ...

Introduction: A revolutionary cipher -- Cryptology before 1500: a bit of magic -- The black chambers: 1500-1776 -- Crypto goes to war: the American Revolution -- Crypto goes to war: the American Civil ...

Abstract: Photography has become an integral part of modern life, but it also exposes users to significant privacy risks. Cyber dangers, such as data breaches, hacking, and unauthorized access to ...

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