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Encryption-decryption in cryptosystem is done in ______ ways.(a) 4(b) 3(c) 5(d) 2I had been asked this question at a job interview.This question is from Types of Cryptography in chapter Cryptography in Security of Cyber Security

Answer» RIGHT option is (d) 2

The explanation: Cryptosystem which is ALSO known as cipher system is the execution of cryptographic algorithms & TECHNIQUES. Encryption-decryption in a cryptosystem is done in two ways. These are by Symmetric Key Encryption and by Asymmetric Key Encryption.


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