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Public key cryptosystem uses same key for both encryption and decryption.

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Public key cryptosystem uses same key for both encryption and decryption.

(a) True

(b) False

I had been asked this question in an interview for job.

Question is taken from Public Key Cryptosystems in division Encryption and Decryption of Digital Communications

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The correct choice is (b) False

Easiest explanation: Public key cryptosystem uses different keys for encryption and decryption.

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