Enhanced the Security of Playfair Technique using Excess 3 Code ( XS 3 ) and Ceasar Cipher

The main purpose of our research is to provide security for the data that contains alphabets and integer values during the transmission, when data is transmitted form sender to receiver. As we know that playfair technique if best for multiple letter encryption, which treats the plain text as single units and translates these units into cipher text. It is… CONTINUE READING