Lpi 303-200日本語 : 303-200: LPIC-3 Exam 303: Security, version 2.0 (303-200日本語版)

303-200日本語 real exams

Exam Code: 303-200J

Exam Name: 303-200: LPIC-3 Exam 303: Security, version 2.0 (303-200日本語版)

Updated: Jul 23, 2026

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About Lpi 303-200日本語 Exam

Below is a preparation guide for the Linux Professional Institute LPIC-3 Enterprise Security Exam

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Check out LPI 303-200 certification

LPIC-3: Linux Enterprise Professional Certification A high-level Linux certification requiring a valid LPIC-2 and passing any type of 300 series individual exam. Legitimate test IDs currently consist of 300: Mixed environment, 303: Protection as well as 304: Virtualization and also High Schedule. The mixed atmosphere exam covers Samba (domain name assimilation, client and team management, naming services, sharing agreements, etc.), as well as OpenLDAP, as well as working with Linux and Windows clients. The security review covers network and application security and procedures, as well as encryption and access to controls. Highly planned collection storage and monitoring, as well as virtualization, are covered in the Virtualization and High Accessibility exam.

In this guide, we'll cover everything you need to know about the LPI 303-200 Exam, including study tips, test content, scoring, the LPI practice exam, and much more.

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Introduction to LPI 303-200 Exam

The LPIC-3 certification is the end result of the Linux Professional Institute (LPI) multi-level professional certification program. LPIC-3 was created for enterprise-level Linux professionals and represents the highest level of independent Linux expert and distribution certification in the industry. There are three separate LPIC-3 special certifications available. Successful completion of any of the 3 tests will guarantee LPIC-3 accreditation for that specialty.

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

Lpi 303-200日本語 Exam Syllabus Topics:

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

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