Using an alphabet of 100 printable characters, the program will accept input from the command line or text files to encrypt and print to the command line. If outputting to a file, use the o flag to ...

The next Python script implements the Caesar Cipher, an encryption technique for secure communication. It takes a text string and shift value as input and provides the encrypted or decrypted text as ...

Abstract: Quantum cryptography using the BB84 protocol is at the forefront of modern secure communication. This paper emphasizes on BB84 protocol and its role in secure key distribution utilizing the ...