A user's browser warns that a website's certificate is not trusted. The certificate was issued by an intermediate CA that the browser does not recognize. What is the most likely missing element in the certificate chain?

The certificate's private key is too short

The certificate is not encrypted

The root CA certificate is not in the browser's trust store

A user accesses a corporate web portal and sees a padlock icon. The certificate is valid and issued by a trusted CA. What does this indicate?

The user's data is stored encrypted on the server

The website has been approved by the government

The server has no vulnerabilities

The connection is encrypted and the server's identity is verified

A security analyst needs to verify that a configuration file has not been modified since it was backed up. The analyst has the original hash value. Which action should be taken?

Compute the current hash of the file and compare it to the original

Check the file's modification timestamp

Encrypt the file and compare the ciphertext to the backup

Decrypt the file and compare it to the backup

CiscoCertified Support Technician (CCST) Cybersecurity

Domain 1Objective 4

Explain Encryption Methods and Applications 100-160 Practice Questions (Page 7)

Part of the Essential Security Principles domain, which makes up ~18% of our current practice bank. Cisco does not publish an official question count, but from its 50-minute exam (~20–35 total, ~4–6 in this domain), expect 1–2 from this objective — we provide 39 practice questions to prepare you well beyond it. (estimate)

39questions here

8free pages

7concepts

Questions 31–35

31application · medium
A user's browser warns that a website's certificate is not trusted. The certificate was issued by an intermediate CA that the browser does not recognize. What is the most likely missing element in the certificate chain?
Select an answer first
32application · medium
A user accesses a corporate web portal and sees a padlock icon. The certificate is valid and issued by a trusted CA. What does this indicate?
Select an answer first
33foundation · easy
Which state of data is being protected when a file is encrypted on a laptop's hard drive?
Select an answer first
34application · medium
A security analyst needs to verify that a configuration file has not been modified since it was backed up. The analyst has the original hash value. Which action should be taken?
Select an answer first
35expert · hard
A company has a remote employee who needs to access internal servers. The employee's traffic must be encrypted and the employee must authenticate with a username and password. Which protocol should be used?
Select an answer first

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Explain Encryption Methods and Applications 100-160 Practice Questions (Page 7)

Questions 31–35

A user's browser warns that a website's certificate is not trusted. The certificate was issued by an intermediate CA that the browser does not recognize. What is the most likely missing element in the certificate chain?

A user accesses a corporate web portal and sees a padlock icon. The certificate is valid and issued by a trusted CA. What does this indicate?

Which state of data is being protected when a file is encrypted on a laptop's hard drive?

A security analyst needs to verify that a configuration file has not been modified since it was backed up. The analyst has the original hash value. Which action should be taken?

A company has a remote employee who needs to access internal servers. The employee's traffic must be encrypted and the employee must authenticate with a username and password. Which protocol should be used?

Keep studying — Essential Security Principles