(i) Implementation of Product Classical Symmetric Ciphers Implement any one of the combinations (Substitution and Transposition) of classical symmetric ciphers, not limited to the following examples.
This Flask-based web application implements steganography in color images using the Columnar Transposition Cipher technique. It allows for the secure embedding of text or data into color images. The ...
Abstract: Columnar transposition is a technique commonly used in text encryption to produce cipher text which is a permutation of its original text. In this study, the columnar transposition and ...
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