Try and practice the latest Lpi : 303-200 real questions & answers

Updated: Sep 15, 2026

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LPI 303-200 Certification Exam cost is as follow

  • The price of the LPI 303-200 exam is $200 USD.

Target Audience

The LPI 303-200 exam is for candidates who want to excel in LPI technologies and explore the industry best practices. Linux administrators and professionals who already know how to efficiently work with networks of small to medium size are the main target audience for this test. When it comes to prior knowledge, the candidates appearing for 303-200 should have strong awareness of all the topics included in the syllabus.

Does any eligibility for LPI 303-200 Certification Exam

  • Prerequisites of this Exam is the candidate must have an active LPIC-2 certification to receive the LPIC-3 certification.

Reference: https://www.lpi.org/our-certifications/exam-303-objectives

Exam Content Overview

303-200 syllabus is divided into four major domains that cover the areas of host security, security of networks, access control, and cryptography. Each of these modules is divided into minute subsections and disclosed in the official outline, so candidates can prepare using a detailed guide. Some of the key topics of the test revolve around X.509 certificates, the public key infrastructure, signing, TLS, SSL, protocol versions, systems for encrypted files, DNS, intrusion detection, user management, user as well as server authentication, Samba integration, installation of FreeIPA, access control management, network files, and packet filtering, among the rest.

Lpi 303-200 Exam Overview:

Certification Vendor:Linux Professional Institute (LPI)
Exam Name:LPIC-3 Exam 303: Security, version 2.0
Exam Number:303-200
Exam Format:Fill-in-the-blank, Multiple-choice
Exam Price:$200 USD
Passing Score:500 out of 800 (scaled)
Available Languages:English, Japanese
Exam Duration:90 minutes
Related Certifications:LPIC-3 Virtualization and High Availability
LPIC-3 Mixed Environments
LPIC-3 High Availability and Storage Clusters
Certificate Validity Period:5 years
Real Exam Qty:60
Recommended Training:LPI Study Resources
Exam 303 Objectives
Exam Registration:LPI Official Site
Pearson VUE Registration
Sample Questions:Lpi 303-200 Sample Questions
Exam Way:In-person at Pearson VUE test centers or online proctored via OnVUE
Pre Condition:Must hold an active LPIC-2 certification to obtain LPIC-3 Security credential; exam may be taken before LPIC-2 renewal
Official Syllabus URL:https://www.lpi.org/our-certifications/exam-303-objectives/

Lpi 303-200 Exam Syllabus Topics:

SectionWeightObjectives
Threats and Vulnerability Assessment5%- Penetration Testing
  • 1. Nmap network scanning
    • 2. Penetration testing methodology
      • 3. Security assessment tools
        - Common Security Vulnerabilities and Threats
        • 1. Defense strategies
          • 2. Attack vectors and threats classification
            Access Control8%- Mandatory Access Control
            • 1. SELinux configuration and administration
              • 2. Awareness of AppArmor and Smack
                - Discretionary Access Control
                • 1. File permissions and ACLs
                  • 2. Extended attributes
                    Cryptography17%- X.509 Certificates and Public Key Infrastructures
                    • 1. Public Key Infrastructure (PKI) concepts
                      • 2. X.509 certificate structure and lifecycle
                        • 3. Certificate authorities, issuance and revocation
                          • 4. OpenSSL usage and configuration
                            - DNS and Cryptography
                            • 1. BIND secure server setup
                              • 2. DANE and CAA records
                                • 3. DNSSEC configuration and management
                                  - X.509 Certificates for Encryption, Signing and Authentication
                                  • 1. Client and server authentication via certificates
                                    • 2. SSL/TLS protocols and cipher suites
                                      • 3. HTTPS configuration with Apache HTTPD
                                        - Encrypted File Systems
                                        • 1. dm-crypt and LUKS encryption
                                          • 2. eCryptfs file system encryption
                                            • 3. PAM integration for encrypted home directories
                                              Network Security17%- Packet Filtering
                                              • 1. Connection tracking and NAT
                                                • 2. IP sets and advanced filtering
                                                  • 3. iptables and ip6tables rules
                                                    - Network Hardening
                                                    • 1. Secure network services
                                                      • 2. Rogue device detection
                                                        - Virtual Private Networks
                                                        • 1. IPsec/IKEv2 with strongSwan
                                                          • 2. WireGuard setup and management
                                                            • 3. OpenVPN configuration
                                                              - Network Intrusion Detection
                                                              • 1. IDS systems configuration
                                                                • 2. Vulnerability scanning tools
                                                                  Host Security13%- Host Intrusion Detection
                                                                  • 1. System auditing and integrity monitoring
                                                                    • 2. Rootkit detection tools
                                                                      - Host Hardening
                                                                      • 1. Boot loader and BIOS security
                                                                        • 2. SSH certificate authentication
                                                                          • 3. Service minimization and privilege reduction
                                                                            • 4. Kernel security features and sysctl
                                                                              - Resource Control
                                                                              • 1. Process isolation techniques
                                                                                • 2. cgroups and systemd resource limits

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