Which of the following descriptions about digital certificates is incorrect?

Question

Options

• AGenerally, the key of a digital certificate has a validity period.
• BThe simplest certificate contains a public key, name, and digital signature of the certificate
• CDigital certificates cannot solve the problem in digital signature technology of being unable to
• DA digital certificate contains the owner's public key and related identity information.

• A
  19% (6)
• B
  3% (1)
• C
  72% (23)
• D
  6% (2)

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