Differentiate public key and conventional encryption.

Subject Computer and Network Security
NU Year Set: 2.(d) Marks: 4 Year: 2017
Conventional:
Single key in maintained by sender and receiver.
Single key is used for encryption and decryption used for decryption.
The key must be secret.

Public key:
2keys are maintained by sender and receiver.
One key is used for encryption and other key.
One of the keys should be kept secret.

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