Practical 1: To demonstrate classical Cycle. Encrypt the given text Message with the help of following algorithm a. Replace each alphabet with its equivalent 7 bit ASCII Code b. Swap the first 4 bits with last 4 bits for each alphabets c. Write the hexadecimal equivalent of every 4 bits
Practical 2: To demonstrate the substitution cipher, Write a program to implement play fair cipher.
Practical 3: To demostrate transpositon cipher: Write a program to implement rail fence cypher (row tranposition cypher)
Practical 4: To demonstrate transposition cypher Write a program to implement columnar transposition cypher