117-303 Q&A - in .pdf

  • 117-303 pdf
  • Exam Code: 117-303
  • Exam Name: LPI Level 3 Exam (LPI 303: Security)
  • Updated: Jul 27, 2026
  • Q & A: 101 Questions and Answers
  • Convenient, easy to study.
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  • Updated: Jul 27, 2026
  • Q & A: 101 Questions and Answers
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117-303 Q&A - Testing Engine

  • 117-303 Testing Engine
  • Exam Code: 117-303
  • Exam Name: LPI Level 3 Exam (LPI 303: Security)
  • Updated: Jul 27, 2026
  • Q & A: 101 Questions and Answers
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Lpi 117-303 Exam Syllabus Topics:

SectionWeightObjectives
Cryptography25%- Data Encryption
  • 1. Disk and filesystem encryption
    • 2. Symmetric and asymmetric encryption concepts
      - Public Key Infrastructure (PKI)
      • 1. Certificates and certificate authorities
        • 2. Certificate management tools
          Network Security25%- Secure communication
          • 1. SSH configuration and hardening
            • 2. TLS/SSL concepts and configuration
              - VPN and secure tunneling
              • 1. WireGuard/OpenVPN concepts
                • 2. IPsec fundamentals
                  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%- Security Policies
                          • 1. Audit and compliance basics
                            • 2. Security governance concepts
                              - Incident Response
                              • 1. Forensics basics
                                • 2. Incident handling lifecycle
                                  Threats and Vulnerability Assessment15%- Security scanning
                                  • 1. Network scanning tools and techniques
                                    • 2. Vulnerability assessment concepts
                                      - Intrusion Detection
                                      • 1. Network-based IDS (NIDS)
                                        • 2. Host-based IDS (HIDS)

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

                                          1. What does the following iptables rule accomplish:
                                          iptables A INPUT s 208.77.188.166 d 10.142.232.1 p tcp dport 22 j ACCEPT

                                          A) Forwards all requests from the host 208.77.188.166 on port 22 the internal host 10.142.232.1
                                          B) Forwards all requests from the host 10.142.232.1 on port 22 the internal host 208.77.188.166
                                          C) Accepts traffic on port 22 only from the hosts 208.77.188.166 and 10.142.232.1.
                                          D) Drops traffic on port 22 only from the hosts 208.77.188.166 and 10.142.232.1.


                                          2. Which of the following is NOT and valid scan technique with nmap?

                                          A) RST
                                          B) SYN
                                          C) Connect()
                                          D) ACK
                                          E) Window


                                          3. CORRECT TEXT
                                          In Nessus, what does the acronym NASL stand for?


                                          4. Which of the following export options, when specified in /etc/exports, will tell the server to use the NFSv4 Pseudofilesystem?

                                          A) fsid=0
                                          B) fsid=2
                                          C) fsid=3
                                          D) fsid=1


                                          5. You have downloaded a file named file.tgz along with a signature file named file.tgz.asc. Which commands can be used to verify that file.tgz has not been tampered with since the file creator created the signature?
                                          Assume that you have already retrieved the public key of the file creator. (Select THREE correct answers)

                                          A) gpg verify file.tgz
                                          B) gpg verify file.tgz.asc
                                          C) gpg verify file.tgz.asc file.tgz
                                          D) gpgv verify file.tgz.asc
                                          E) gpgv file.tgz.asc


                                          Solutions:

                                          Question # 1
                                          Answer: A
                                          Question # 2
                                          Answer: A
                                          Question # 3
                                          Answer: Only visible for members
                                          Question # 4
                                          Answer: A
                                          Question # 5
                                          Answer: B,C,E

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