Discuss how the asymmetric encryption algorithm can be used to achieve the following goals. a. Authentication: receiver

Question:

Discuss how the asymmetric encryption algorithm can be used to achieve the following goals.
a. Authentication: receiver knows that only the sender could have generated the message.
b. Secrecy: only the receiver can decrypt the message.
c. Authentication and secrecy: only the receiver can decrypt the message, and the receiver knows that only the sender could have generated the message.