LPI Level 3 Exam (LPI 303: Security): 117-303 Exam

"LPI Level 3 Exam (LPI 303: Security)", also known as 117-303 exam, is a Lpi Certification. With the complete collection of questions and answers, BraindumpsPass has assembled to take you through 101 Q&As to your 117-303 Exam preparation. In the 117-303 exam resources, you will cover every field and category in LPIC Level3 Certification helping to ready you for your successful Lpi Certification.

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  • Exam Code: 117-303
  • Exam Name: LPI Level 3 Exam (LPI 303: Security)
  • Certification Provider: Lpi
  • Corresponding Certification: LPIC Level3
  • Updated: Sep 09, 2026
  • No. of Questions: 101 Questions & Answers with Testing Engine
  • Download Limit: Unlimited

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Lpi 117-303 Exam Syllabus Topics:

SectionWeightObjectives
Host Security20%- System hardening
  • 1. Secure boot and firmware security
    • 2. Kernel security parameters
      - Access Control
      • 1. Linux file permissions and ACLs
        • 2. Mandatory Access Control (AppArmor/SELinux concepts)
          Organizational Security15%- Incident Response
          • 1. Incident handling lifecycle
            • 2. Forensics basics
              - Security Policies
              • 1. Audit and compliance basics
                • 2. Security governance concepts
                  Cryptography25%- Data Encryption
                  • 1. Symmetric and asymmetric encryption concepts
                    • 2. Disk and filesystem encryption
                      - Public Key Infrastructure (PKI)
                      • 1. Certificate management tools
                        • 2. Certificates and certificate authorities
                          Network Security25%- VPN and secure tunneling
                          • 1. WireGuard/OpenVPN concepts
                            • 2. IPsec fundamentals
                              - Secure communication
                              • 1. TLS/SSL concepts and configuration
                                • 2. SSH configuration and hardening
                                  Threats and Vulnerability Assessment15%- Security scanning
                                  • 1. Vulnerability assessment concepts
                                    • 2. Network scanning tools and techniques
                                      - Intrusion Detection
                                      • 1. Network-based IDS (NIDS)
                                        • 2. Host-based IDS (HIDS)

                                          Lpi LPI Level 3 Exam (LPI 303: Security) Sample Questions:

                                          Someone who wishes to receive an encrypted file has provided a key UID and a key fingerprint for verification to the data sender. Assuming that this key is on a public keyserver, what command will fetch the public key from the server?

                                          • A. gpg findkeys UID
                                          • B. gpg refreshkeys UID
                                          • C. gpg getkeys UID
                                          • D. gpg recvkeys UID
                                          Reveal Solution  Discussion  0

                                          Correct Answer: D  🗳️

                                          CORRECT TEXT
                                          Postfix daemons can be chroot'd by setting the chroot flag in ____________. (Supply only the filename, without a path)

                                          Reveal Solution  Discussion  0

                                          Correct Answer:

                                          master.cf

                                          CORRECT TEXT
                                          Which utility is used for retrieving, setting, and removing NFSv4 ACLs? (Supply only the command name, with no options or parameters)

                                          Reveal Solution  Discussion  0

                                          Correct Answer:

                                          nfs4acl /usr/sbin/nfs4acl

                                          CORRECT TEXT
                                          There is a configuration file being managed by RCS. Based on timestamps, it appears that someone has modified the file without checking it into RCS. What command can be used to compare the configuration file with the latest committed version? (Specify the command only, no path or argument information)

                                          Reveal Solution  Discussion  0

                                          Correct Answer:

                                          rcsdiff

                                          By default, when verifying a signed file or a file with a detached signature, which keyring is used to search for public keys?

                                          • A. ~/.gnupg/trustedkeys.gpg
                                          • B. ~/.gnupg/pubring.gpg
                                          • C. ~/.gnupg/trustdb.gpg
                                          • D. ~/.gnupg/secring.gpg
                                          Reveal Solution  Discussion  0

                                          Correct Answer: A  🗳️

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