LINUX PROFESSIONAL INSTITUTE

LPIC-3 Security

LPIC-3-SECURITY

The LPIC-3 Security certification validates your ability to secure and harden Linux-based servers, services, and networks enterprise-wide. It is designed for senior Linux professionals who are responsible for implementing robust security measures across complex environments. Earning this credential demonstrates advanced expertise in cryptography, host security, access control, and network security, positioning you as a trusted security specialist in the open source ecosystem.

Practice Free Questions

4Domains

15Objectives

97Practice pages

459Free questions

LPIC-3-SECURITY free practice questions

Choose any objective and open any question page — no sign-in required.

325.1 X.509 Certificates and Public Key Infrastructures (weight: 5)

38 questions · 8 pages

Questions 1–5 6–10 11–15 16–20 21–25 26–30 31–35 36–38

325.2 X.509 Certificates for Encryption, Signing and Authentication (weight: 4)

32 questions · 7 pages

Questions 1–5 6–10 11–15 16–20 21–25 26–30 31–32

325.3 Encrypted File Systems (weight: 3)

28 questions · 6 pages

Questions 1–5 6–10 11–15 16–20 21–25 26–28

325.4 DNS and Cryptography (weight: 5)

30 questions · 6 pages

Questions 1–5 6–10 11–15 16–20 21–25 26–30

326.1 Host Hardening (weight: 3)

26 questions · 6 pages

Questions 1–5 6–10 11–15 16–20 21–25 26–26

326.2 Host Intrusion Detection (weight: 4)

29 questions · 6 pages

Questions 1–5 6–10 11–15 16–20 21–25 26–29

326.3 User Management and Authentication (weight: 5)

43 questions · 9 pages

Questions 1–5 6–10 11–15 16–20 21–25 26–30 31–35 36–40 41–43

326.4 FreeIPA Installation and Samba Integration (weight: 4)

23 questions · 5 pages

Questions 1–5 6–10 11–15 16–20 21–23

327.1 Discretionary Access Control (weight: 3)

19 questions · 4 pages

Questions 1–5 6–10 11–15 16–19

327.2 Mandatory Access Control (weight: 4)

36 questions · 8 pages

Questions 1–5 6–10 11–15 16–20 21–25 26–30 31–35 36–36

327.3 Network File Systems (weight: 3)

30 questions · 6 pages

Questions 1–5 6–10 11–15 16–20 21–25 26–30

328.1 Network Hardening (weight: 4)

44 questions · 9 pages

Questions 1–5 6–10 11–15 16–20 21–25 26–30 31–35 36–40 41–44

328.2 Network Intrusion Detection (weight: 4)

26 questions · 6 pages

Questions 1–5 6–10 11–15 16–20 21–25 26–26

328.3 Packet Filtering (weight: 5)

25 questions · 5 pages

Questions 1–5 6–10 11–15 16–20 21–25

328.4 Virtual Private Networks (weight: 4)

30 questions · 6 pages

Questions 1–5 6–10 11–15 16–20 21–25 26–30

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Continue Free Practice

Percentages reflect share of the current practice bank, not official exam weightings. Every page above is a live, crawlable practice page (15 objectives · 97 pages).

LPIC-3 Security

LPIC-3-SECURITY free practice questions

Domain 1 · Topic 325: Cryptography28% of practice bank · 4 objectives · 128 questions28%

Domain 2 · Topic 326: Host Security26% of practice bank · 4 objectives · 121 questions26%

Domain 3 · Topic 327: Access Control19% of practice bank · 3 objectives · 85 questions19%

Domain 4 · Topic 328: Network Security27% of practice bank · 4 objectives · 125 questions27%