Question

Statement X:
Private key can verify a digital signature created by public key.
Statement Y:
Public key means the key of a key pair used to create a digital signature.
Select the correct answer from the options given below-

• A. Statement X is true but Statement Y is false
• B. Statement X and statement Y both are true
• C. Statement X is true but Statements Y is false
• D. Statement X and Statement Y both are false

Answer 1

The correct option is D Statement X and Statement Y both are false

• The private key is kept on its owner's system, never to be transmitted publicly. The sender of an electronic document uses their private key to encrypt that document; this is the digital signature. The receiver then decrypts the signature with the public key to verify that it matches the attachment.
  
• In cryptography, a public key is a large numerical value that is used to encrypt data. The key can be generated by a software program, but more often, it is provided by a trusted, designated authority and made available to everyone through a publicly accessible repository or directory. The public key is generated from the private key