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CP3404 Question and answers rated A+ 2024/2025 CP3404 - Chapter 6 - Advanced Cryptography Explain how digital certificates are managed. - correct answer Several entities and technologies are used for the management; applying, registering, and revoking. These include: Certificate Auth...

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  • October 7, 2024
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  • 2024/2025
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CP3404 - Chapter 6 - Advanced
Cryptography
Explain how digital certificates are managed. - correct answer ✔Several
entities and technologies are used for the management; applying, registering,
and revoking.


These include:


Certificate Authority (CA)


Registration Authority (RA)


Certificate Revocation List (CRL)


Certificate Repository (CR)


Digital certificates can be managed through a Web browser.


List three general duties of a CA (Certificate Authority). - correct answer ✔1)
Generate, issue, distribute public key certificates.


2) Distribute CA certificates.


3) Generate, publish certificate status information.


4) Provides means for subscribers to request revocation.

, 5) Revoke public-key certificates.


6) Maintain the security, availability, continuity of the certificate issuance
signing functions.


Identify the general duties of an RA (Registration Authority). - correct answer
✔1) Receive, authenticate, process certificate revocation requests.


2) Identify, authenticate subscribers.


3) Obtain public key from subscriber.


4) Verify subscriber has the asymmetric private key corresponding to the
public key. (p233)


List the three PKI (Public Key Infrastructure) trust models that use a CA
(Certificate Authority). - correct answer ✔1) Hierarchical trust model
2) Distributed trust model
3) Bridge trust model


List the four stages of a certificate life cycle. - correct answer ✔1) Creation
2) Suspension
3) Revocation
4) Expiration


Explain the difference between key revocation versus key suspension. Give
an example for each. - correct answer ✔Suspension is for a set period of

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