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, iPassleader 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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  • Updated on: Sep 01, 2026
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  • Updated on: Sep 01, 2026
  • No. of Questions: 101 Questions & Answers

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Lpi 117-303 Exam Syllabus Topics:

SectionObjectives
Cryptography and Data Security- PKI and certificates
  • 1. Certificate lifecycle management
    • 2. X.509 certificates and trust chains
      - Encryption technologies
      • 1. Symmetric and asymmetric encryption
        • 2. OpenSSL usage and certificate management
          Incident Response and Troubleshooting- Security incident handling
          • 1. Incident detection and response procedures
            • 2. Forensics basics on Linux systems
              - Recovery and mitigation
              • 1. System recovery after compromise
                • 2. Backup and restore strategies
                  Access Control and Authentication- Authorization mechanisms
                  • 1. File permissions and ACLs
                    • 2. Sudo and privilege escalation control
                      - Authentication systems
                      • 1. PAM configuration and usage
                        • 2. LDAP integration
                          System Hardening and Monitoring- System security hardening
                          • 1. Kernel and service hardening
                            • 2. Secure boot and system integrity
                              - Security monitoring and auditing
                              • 1. Log analysis and auditd
                                • 2. Intrusion detection systems (IDS)
                                  Network Security- Secure network services
                                  • 1. VPN setup and management
                                    • 2. SSH hardening and configuration
                                      - Firewall and packet filtering
                                      • 1. Network segmentation and filtering rules
                                        • 2. iptables and nftables configuration

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

                                          Question 1

                                          What is one of the primary claimed benefits of Smack over SELinux?

                                          A. Smack allows users to share files without administrator intervention.
                                          B. Smack implements Rule Set Based Access Control. SELinux doesn't support this model.
                                          C. SELinux has export restrictions placed on it by the NSA.
                                          D. Configuration of Smack is much more simple.


                                          Question 2

                                          The system administrator wishes to use John the Ripper to confirm that the passwords in a file called passwords are not weak. john has finished but the terminal window running the program has closed. What command can be used to list any cracked passwords for this file?

                                          A. john show
                                          B. john show passwords
                                          C. john list passwords
                                          D. john list


                                          Question 3

                                          An administrator has created a mapping with the following command:
                                          cryptsetup luksOpen /dev/sda1 cryptvol and has set three different keys. Which command below will delete the first key?

                                          A. cryptsetup luksDelKey /dev/sda1 1
                                          B. cryptsetup luksDelKey /dev/mapper/cryptvol 0
                                          C. cryptsetup luksDelKey /dev/mapper/cryptvol 1
                                          D. cryptsetup luksDelKey /dev/sda1 0


                                          Question 4

                                          Which openssl command is used to inspect the information stored in a certificate?

                                          A. info
                                          B. x509
                                          C. show
                                          D. req


                                          Question 5

                                          Which of the following rule directives will email [email protected] and [email protected] when the Mail Configuration rule is violated?

                                          A. (
                                          rulename = "Mail Configuration",
                                          severity = $(SIG_HI),
                                          emailto = [email protected];[email protected]
                                          )
                                          B. (
                                          rulename = "Mail Configuration",
                                          severity = $(SIG_HI),
                                          emailto = [email protected],[email protected]
                                          )
                                          C. (
                                          rulename = "Mail Configuration",
                                          severity = $(SIG_HI),
                                          emailto = [email protected],
                                          emailto = [email protected]
                                          )
                                          D. (
                                          rulename = "Mail Configuration",
                                          severity = $(SIG_HI),
                                          emailto = [email protected],
                                          emailcc = [email protected]
                                          )


                                          Solutions:

                                          Question 1
                                          Answer: D
                                          Question 2
                                          Answer: B
                                          Question 3
                                          Answer: D
                                          Question 4
                                          Answer: B
                                          Question 5
                                          Answer: A

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