A home user wants to secure their Wi-Fi network. The router supports WPA2 and WPA3. The user's devices are all relatively new and support WPA3. Which configuration provides the strongest security for the wireless network?

Enable WPA3 with a strong passphrase.

Enable WPA2 with a short passphrase.

Enable WPA2 with the default passphrase.

Disable encryption and use MAC address filtering.

A software developer wants to verify that a downloaded file has not been corrupted during the download. The developer has the original file's hash value published on the vendor's website. What should the developer do?

Open the file and visually inspect it for errors.

Encrypt the downloaded file and compare the ciphertext to the published hash.

Decrypt the downloaded file with the vendor's public key.

Compute the hash of the downloaded file and compare it to the published hash.

What is the primary purpose of hashing in information security?

To ensure data integrity by detecting changes

To encrypt data for confidentiality

What is the primary purpose of WPA2/WPA3 in wireless networks?

To encrypt wireless traffic and authenticate devices

To block all unauthorized devices from connecting

To increase the Wi-Fi signal range

To provide a faster internet connection

LPI Security Essentials

Domain 5Objective 2

025.2 Information Confidentiality and Secure Communication (weight: 2) SECURITY-ESSENTIALS Practice Questions (Page 4)

Part of the 025 Identity and Privacy domain, which makes up ~22% of our current practice bank. Linux Professional Institute does not publish an official question count, but from its 60-minute exam (~25–40 total, ~6–9 in this domain), expect 2–3 from this objective — we provide 40 practice questions to prepare you well beyond it. (estimate)

40questions here

8free pages

20concepts

Questions 16–20

16application · easy
A home user wants to secure their Wi-Fi network. The router supports WPA2 and WPA3. The user's devices are all relatively new and support WPA3. Which configuration provides the strongest security for the wireless network?
Select an answer first
17application · easy
A software developer wants to verify that a downloaded file has not been corrupted during the download. The developer has the original file's hash value published on the vendor's website. What should the developer do?
Select an answer first
18foundation · easy
What is the primary purpose of hashing in information security?
Select an answer first
19foundation · easy
Which encryption method is commonly used to protect data at rest?
Select an answer first
20foundation · easy
What is the primary purpose of WPA2/WPA3 in wireless networks?
Select an answer first

Finished these 5 questions?

Review the revealed explanations, or continue through the curriculum.

Next 5 questions →Back to SECURITY-ESSENTIALS

Free Basic Practice is a study aid with revealable answers — not a scored exam. Examers.io is independent and not affiliated with or endorsed by Linux Professional Institute. “SECURITY-ESSENTIALS” is a trademark of its owner, used for identification only.