In public key cryptosystem, the sender could encrypt the message using the receiver’s public key or sender’s private key. Explain what each type is used for?   Encryption using receiver’s public key Encryption using sender’s private key

Management Of Information Security
6th Edition
ISBN:9781337405713
Author:WHITMAN, Michael.
Publisher:WHITMAN, Michael.
Chapter12: Protection Mechanisms
Section: Chapter Questions
Problem 18RQ
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In public key cryptosystem, the sender could encrypt the message using the receiver’s public key or sender’s private key. Explain what each type is used for?

 

Encryption using receiver’s public key

Encryption using sender’s private key

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