1a3 marks
Describe what is meant by a digital certificate.
1b2 marks
Explain the role of a digital certificate in creating a digital signature.
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Encryption, Encryption Protocols & Digital Certificates (Cambridge (CIE) A Level Computer Science): Exam Questions
Exam code: 9618
6 mins2 questions
21 mark
Sheila has a customer called Fred. Fred wants to send Sheila a confidential document as part of a transaction.
Explain how Fred uses asymmetric encryption to send his document securely.
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