COMPUTER NETWORKING

NETWORK SECURITY

DIGITAL SIGNATURE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The CA digitally signs each certificate using its private key.
A
True
B
False
C
Either A or B
D
None of the above
Explanation: 

Detailed explanation-1: -A person creates a digital signature using a private key to encrypt the signature. At the same time, hash data is created and encrypted. The recipient uses the signer’s public key to decrypt the signature.

Detailed explanation-2: -The issuer of the certificate signs it with a digital signature to verify its authenticity. The corresponding CA certificate compares the signature to verify that the certificate is originated from a trusted certificate authority.

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