CISA Certified Information Systems Auditor – Question2302

What type of cryptosystem is characterized by data being encrypted by the sender using the recipient's public key, and the data then being decrypted using the recipient's private key?

A.
With public-key encryption, or symmetric encryption
B. With public-key encryption, or asymmetric encryption
C. With shared-key encryption, or symmetric encryption
D. With shared-key encryption, or asymmetric encryption

Correct Answer: B

Explanation:

Explanation:
With public key encryption or asymmetric encryption, data is encrypted by the sender using the recipient’s public key; the data is then decrypted using the recipient’s private key.