What is the main advantage of using SSH key-based authentication over password authentication?

Keys do not require any configuration

Keys are automatically synchronized across all devices

Keys are easier to remember than passwords

Keys are not susceptible to brute-force attacks

A user is about to enter their credit card information on a website. How can the user verify that the connection is encrypted?

Check that the website uses a .com domain.

Check that the website has a privacy policy.

Check that the website has a contact page.

Check that the URL starts with 'https://' and look for a padlock icon.

A company wants to ensure that emails sent between employees are encrypted and authenticated. They are considering using S/MIME. What is a key requirement for S/MIME to work?

Each employee must use the same email client.

Each employee must use a VPN to send emails.

Each employee must have a digital certificate issued by a trusted CA.

Each employee must share their private key with the email server.

Which of the following does TLS/SSL provide to network communications?

Authentication and authorization

Which of the following best describes the primary purpose of network encryption?

To speed up data transmission by compressing the payload

To verify the identity of the sender using digital signatures

To prevent unauthorized access to the physical network infrastructure

To ensure that data transmitted over a network cannot be read by unauthorized parties

LPI Security Essentials

Domain 4Objective 3

024.3 Network Encryption and Anonymity (weight: 3) SECURITY-ESSENTIALS Practice Questions (Page 3)

Part of the 024 Network and Service Security domain, which makes up ~19% of our current practice bank. Linux Professional Institute does not publish an official question count, but from its 60-minute exam (~25–40 total, ~5–8 in this domain), expect 2–3 from this objective — we provide 27 practice questions to prepare you well beyond it. (estimate)

27questions here

6free pages

8concepts

Questions 11–15

11foundation · easy
What is the main advantage of using SSH key-based authentication over password authentication?
Select an answer first
12application · medium
A user is about to enter their credit card information on a website. How can the user verify that the connection is encrypted?
Select an answer first
13expert · hard
A company wants to ensure that emails sent between employees are encrypted and authenticated. They are considering using S/MIME. What is a key requirement for S/MIME to work?
Select an answer first
14foundation · easy
Which of the following does TLS/SSL provide to network communications?
Select an answer first
15foundation · easy
Which of the following best describes the primary purpose of network encryption?
Select an answer first

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