Historic messages and documents obscured by incomprehensible ciphers can be found in libraries and archives all over the world. Artificial intelligence is helping historians crack open these ...
Abstract: This paper offers a new robust-blind watermarking scheme for medical image protection. In the digital era, protecting medical images is essential to maintain the confidentiality of patients ...
Abstract: The Caesar Cipher is one of the earliest substitution ciphers used in classical cryptography. Although historically important, it provides extremely weak security due to its small key space ...