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Question
Write a note on certification authorities (CA).
Answer in Brief
Solution
- Digital certificates are issued by recognized Certification Authorities (CA).
- When someone requests a digital certificate, the authority verifies the identity of the requester, and if the requester fulfills all requirements, the authority issues it.
- When the sender uses a certificate to sign a document digitally, a receiver can trust the digital signature because he trusts that CA has done their part verifying the sender’s identity.
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