Reading notes is one thing; sitting a timed exam is another. The Actual4Exams test engines simulate the real 303-300 exam environment, so the 163 Lpi LPIC Exam 303: Security, version 3.0 practice questions feel familiar long before test day.
Lpi 303-300 Exam Overview:
| Certification Vendor: | Linux Professional Institute (LPI) |
|---|---|
| Exam Name: | LPIC-3 Exam 303: Security (Version 3.0) |
| Exam Number: | 303-300 |
| Certificate Validity Period: | 5 years |
| Available Languages: | Spanish, Portuguese, German, Japanese, English |
| Passing Score: | 500/800 |
| Exam Duration: | 90 minutes |
| Real Exam Qty: | Approximately 60 |
| Exam Format: | Multiple choice, Fill in the blank |
| Related Certifications: | LPIC-3 Mixed Environments LPIC-1 LPIC-3 Virtualization and Containerization LPIC-2 |
| Exam Price: | Approx. 200 USD (varies by region) |
| Recommended Training: | Linux Academy / A Cloud Guru LPIC-3 Security Courses LPI Official Training |
| Exam Registration: | LPI Official Certification Portal Pearson VUE Registration |
| Sample Questions: |  |
| Exam Way: | Available via Pearson VUE test centers and online proctored exam delivery. |
| Pre Condition: | Valid LPIC-2 certification is required before earning LPIC-3 certification. |
| Official Syllabus URL: | https://www.lpi.org/our-certifications/lpic-3-303-security-3-0 |
Lpi 303-300 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Vulnerability Assessment and Monitoring | - Intrusion detection systems (IDS) - Log analysis and auditing |
| Cryptography | - Public key infrastructure (PKI) - OpenSSL usage and configuration - Data encryption and signing |
| Security Administration | - System hardening - Authentication mechanisms |
| Access Control | - Discretionary Access Control (DAC) - Mandatory Access Control (MAC) - SELinux and AppArmor |
| Application Security | - Container and service security - Secure software configuration |
| Network Security | - VPN technologies - Secure network services - Firewalls (iptables, nftables) |
Lpi LPIC Exam 303: Security, version 3.0 (303-300) — Questions Candidates Actually Ask
The 303-300 exam, officially known as Lpi LPIC Exam 303: Security, version 3.0, is the Lpi test that leads to the LPIC-3 Security certification at the Expert level. Passing it validates the skills employers expect from a certified professional. It is also associated with related credentials such as LPIC-1, LPIC-2, LPIC-3 Mixed Environments, LPIC-3 Virtualization and Containerization.
The 303-300 exam contains Approximately 60 questions, and you have 90 minutes to complete them. Work out your per-question pace before test day, and flag slow items instead of stalling on them — time pressure, not knowledge, sinks many first attempts. Timed mock exams in the Actual4Exams test engines are the most reliable way to build that rhythm.
The passing score for the 303-300 exam is 500/800, and the official registration fee is Approx. 200 USD (varies by region). If you miss the mark, a retake means paying the full fee again, so book your seat only when you are ready. A practical benchmark: score consistently above the passing line on timed practice tests before scheduling the real exam.
Valid LPIC-2 certification is required before earning LPIC-3 certification.
Entry requirements can change, so confirm the latest conditions on the official exam page: https://www.lpi.org/our-certifications/lpic-3-303-security-3-0.
You can book the 303-300 exam through the official registration channels below:
Exam delivery: Available via Pearson VUE test centers and online proctored exam delivery.. Seats at popular test centers fill quickly, so schedule early once your preparation is on track.
Lpi recommends the following training options for Lpi LPIC Exam 303: Security, version 3.0 candidates:
Pair any course with the 163 practice questions from Actual4Exams to measure how ready you really are before paying the exam fee.
Yes. A free PDF demo of the Lpi LPIC Exam 303: Security, version 3.0 questions is available, so you can check the question style and answer quality before you pay. Every purchase also includes 365 days of free updates, and if the product expires you can renew the update service at a 50% discount from your member zone.
If you take the corresponding 303-300 exam within 60 days of purchase and do not pass, you can apply for a full refund under the 100% Money Back Guarantee: submit a scan of your enrollment slip and your official Score Report (PDF) within 2 days of the exam date, and the claim is processed within 7 days. Attempts made within 3 days of purchase, downloads without an actual exam attempt, free materials, and expired orders are not eligible, and the candidate name must match the payer name. Prefer new material instead of a refund? You can exchange your purchase for two free products of equal value and keep the update service on your original product. As for delivery, the files are available for instant download and are also emailed to you within one minute of payment — if nothing arrives within 2 hours, contact customer service. There is no limit on how many computers you can install the product on.
The official Lpi LPIC Exam 303: Security, version 3.0 outline is organized into 6 domains. The first three are:
- Vulnerability Assessment and Monitoring
- Application Security
- Cryptography
See the complete exam topics section above for the full outline and the weighting of every domain.
Lpi LPIC Exam 303: Security, version 3.0 Sample Questions:
Which of the following types can be specified within the Linux Audit system? (Choose THREE correct answers.)
- A. System call rules
- B. Console rules
- C. Network connection rules
- D. Control rules
- E. File system rules
Correct Answer: A,D,E 🗳️
Which command is used to create an encrypted LUKS-formatted block device?
- A. mkfs.luks /dev/sdX
- B. cryptsetup open /dev/sdX
- C. dm-crypt --format /dev/sdX
- D. cryptsetup luksFormat /dev/sdX
Correct Answer: D 🗳️
Explanation: Only visible for Actual4Exams members. You can sign-up / login (it's free).
Which OpenVPN configuration directive specifies that the tunnel should operate at Layer 3, routing IP packets rather than bridging Ethernet frames?
- A. topology subnet
- B. dev tun
- C. dev tap
- D. proto udp
Correct Answer: B 🗳️
Explanation: Only visible for Actual4Exams members. You can sign-up / login (it's free).
Which command is used to set the owner and group of a file in Linux?
- A. chgrp
- B. chown
- C. chmod
- D. setfacl
Correct Answer: B 🗳️
What is social engineering?
- A. A type of denial-of-service attack
- B. A type of virus
- C. A type of malware that disguises itself as legitimate software
- D. A type of attack that exploits human psychology to gain access to sensitive information
Correct Answer: D 🗳️
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