COMPUTER NETWORKING

NETWORK SECURITY

DIGITAL SIGNATURE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The strongest technology that would assure Alice that Bob is the sender of a message is a(n) ____
A
digital signature
B
encrypted signature
C
digital certificate
D
digest
Explanation: 

Detailed explanation-1: -What is the strongest technology that would assure Alice that Bob is the sender of a message? A digital certificate is a technology used to associate a user’s identity to a public key that has been digitally signed by a trusted third party.

Detailed explanation-2: -Digital certificates facilitate secure electronic communication and data exchange between people, systems, and devices online. They are issued by Certificate Authorities (CAs) and perform two primary functions: Verifying the identity of the sender/receiver of an electronic message.

Detailed explanation-3: -A client certificate is a digital ID that identifies an individual user to another user or machine, or one machine to another. A common example of this is email, where a sender signs a communication digitally and its signature is verified by the recipient.

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