Abstract: The confidentiality and integrity of sensitive data are increasingly critical due to the growing number of transactions conducted over the Internet using Internet of Things (IoT) devices.

Enigma cipher machines have endured in the minds of history buffs and cryptography hobbyists for more than a century, still discovered at dusty French flea markets and dredged up from under beach ...

Abstract: In recent years, many modifications have been done to combat the weaknesses of the Vigenère Cipher Algorithm. Several studies have been carried out to rectify the flaw of the algorithm’s ...