Question

Public key cryptosystem is also known as

(a) One way function

(b) Two way function

(c) Feedback function

(d) None of the mentioned

I had been asked this question in examination.

My question is based upon Public Key Cryptosystems topic in portion Encryption and Decryption of Digital Communications

Answer 1

Right choice is (a) One way function

For explanation: Public key cryptosystem is called as a trap door one way function.