What does it mean when a certificate is not signed by a trusted certificate authority (CA)?

The certificate's public key is too short.

The certificate's hostname does not match.

The certificate's issuer is not in the client's trust store.

A certificate for an NGINX server is set to expire in 30 days. The administrator wants to automate the renewal process. Which approach ensures the new certificate is automatically loaded without manual intervention?

Use a cron job to run certbot renew and then reload NGINX.

Set the certificate to never expire in the CA configuration.

Manually replace the certificate file and restart NGINX.

Use the ssl_certificate directive with a symlink that points to the new certificate.

F5Certified Administrator NGINX - Troubleshooting

Domain 3Objective 2

Describe How to Troubleshoot Invalid Certificates F5N4 Practice Questions (Page 6)

Part of the Troubleshoot TLS security settings domain, which makes up ~18% of our current practice bank. F5 does not publish an official question count, but from its 30-minute exam (~10–20 total, ~2–4 in this domain), expect 1–2 from this objective — we provide 27 practice questions to prepare you well beyond it. (estimate)

27questions here

6free pages

8concepts

Questions 26–27

26foundation · easy
What does it mean when a certificate is not signed by a trusted certificate authority (CA)?
Select an answer first
27application · medium
A certificate for an NGINX server is set to expire in 30 days. The administrator wants to automate the renewal process. Which approach ensures the new certificate is automatically loaded without manual intervention?
Select an answer first

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Describe How to Troubleshoot Invalid Certificates F5N4 Practice Questions (Page 6)

Questions 26–27

What does it mean when a certificate is not signed by a trusted certificate authority (CA)?

A certificate for an NGINX server is set to expire in 30 days. The administrator wants to automate the renewal process. Which approach ensures the new certificate is automatically loaded without manual intervention?

Keep studying — Troubleshoot TLS security settings