A simple command-line utility that implements the Playfair Cipher in C. This is the cipher that was used by JFK aboard PT-109 in WW2.
In 1854, Sir Charles Wheatstone invented the cipher known as "Playfair," named for his friend Lyon Playfair, first Baron Playfair of St. Andrews, who popularized and promoted the cipher. Its ...
The Double Playfair is an extension of the Playfair to use two separate keys and to encipher each pair of letters twice. The German police made the mistake in late 1941 of switching from the rather ...
This project is a Python implementation of the Playfair Cipher, a classical polygraphic substitution cipher invented in 1854 by Charles Wheatstone and promoted by Lord Playfair (hence the name). The ...
Abstract: In this study, we present the Multi-Staged Matrix Transformations Playfair Cipher (MSMT-PF), a novel approach designed to advance the traditional Playfair cipher's encryption security. While ...
Abstract: Transmission of information plays a vital role in the world. Now-a-days, at a given point of time, two people are transmitting messages from one place to another irrespective of the distance ...
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