Which of the following statements about digital signature is true?

Question

Options

• ADigital signature compresses the message to which it is applied.
• BDigital signature is required for an e-mail message to get through a firewall.
• CDigital signature verifies the identity of the person who applies it to a document.
• DDigital signature decrypts the contents of documents.

• A
  7% (1)
• B
  7% (1)
• C
  87% (13)

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