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Encryption-decryption in cryptosystem is done in ______ ways.

Encryption-decryption in cryptosystem is done in ______ ways.

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asked Jul 31, 2021 in Cyber Security by Natalie (69.5k points)

Encryption-decryption in cryptosystem is done in ______ ways.

(a) 4

(b) 3

(c) 5

(d) 2

I had been asked this question at a job interview.

This question is from Types of Cryptography in chapter Cryptography in Security of Cyber Security

cyber security
cryptography in security
types of cryptography

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1 Answer

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answered Aug 2, 2021 by Nathan (1.4m points)
selected Sep 14, 2021 by Natalie

Best 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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