Robust testing is required to ensure that compiler optimizations or microarchitectural effects don’t introduce ...

In 1854, Sir Charles Wheatstone invented the cipher known as "Playfair," named ... Z First we need to prepare the plaintext message for encryption. To encrypt "THIS SECRET MESSAGE IS ENCRYPTED ...

Not only has it been busy in the area of Post-Quantum Cryptography (PQC), it is also in the process of standardizing the lightweight cipher Ascon, and it is also embarking soon on a major effort ...

Code- and cipher-breaking have been in operation for centuries. However, cryptanalysis – the art of deciphering encoded messages – took on a new importance during WW2 as British boffins ...

Like the Playfair, the Double Playfair cipher uses 5x5 squares ... This completes the encryption of the pair MC. The next plaintext pair, YR, is on the same row. In this case we take the letters ...