Question: ElGamal public key cryptosystem ( encryption ) : Start with the prime p = 1 3 and the primitive root g = 2 . Alice
ElGamal public key cryptosystem encryption:
Start with the prime and the primitive root
Alice sends Bob the public key
Bob wants to send the message to Alice. He chooses the random element Using the ElGamal public key cryptosystem, compute the pair of numbers that Bob sends to Alice.
Note: Do not work out how Alice computes the plaintext message from the ciphertext
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