Create RC4 cipher and use it to encrypt/decrypt a message

References

o Stream CipherLinks

o Example of using keystream to encryp/decrypt messageLinks

o RC4 Keystream CreationLinks

o Using C to implement XOR operation to encrypt and decrypt dataLinks

Process of using RC4 to encrypt the plaintext attackatdawn

o Step 1: Implement RC4 Keystream Creation algorithm to generate keystream Note:

Key is: brucelee

The length of the keystream should be the same as the plaintext's (i.e., 12).

You can use Python programming to implement the algorithm .

o Step 2: Encrypt the plaitext attackatdawnusing Stream Cipher Links to an external site. to generate ciphertext

o Step 3: Decrypt the ciphertext using Stream Cipher Links to an external site.to generate plaintext attackatdawn