303-300 exam dumps

Lpi 303-300 Value Package

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  • Exam Code: 303-300
  • Exam Name: LPIC Exam 303: Security, version 3.0
  • No. of Questions: 163 Questions and Answers
  • Updated: Sep 30, 2026

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Lpi 303-300 Exam Syllabus Topics:

SectionObjectives
Topic 1: Application Security- Secure software configuration
- Container and service security
Topic 2: Network Security- Secure network services
- Firewalls (iptables, nftables)
- VPN technologies
Topic 3: Security Administration- Authentication mechanisms
- System hardening
Topic 4: Vulnerability Assessment and Monitoring- Intrusion detection systems (IDS)
- Log analysis and auditing
Topic 5: Cryptography- Public key infrastructure (PKI)
- Data encryption and signing
- OpenSSL usage and configuration
Topic 6: Access Control- SELinux and AppArmor
- Discretionary Access Control (DAC)
- Mandatory Access Control (MAC)

Lpi LPIC Exam 303: Security, version 3.0 Sample Questions:

Which option of the openvpn command should be used to ensure that ephemeral keys are not written to the swap space?

  • A. --no-swap
  • B. --mlock
  • C. --keys-no-swap
  • D. --root-swap
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

In an AppArmor profile, what does the "complain" mode do?

  • A. It automatically generates a new profile based on observed behavior.
  • B. It logs policy violations without enforcing restrictions, similar to SELinux permissive mode.
  • C. It disables AppArmor for that specific profile only.
  • D. It blocks all restricted actions and terminates the process.
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

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Which of the following prefixes could be present in the output of getcifsacl? (Choose THREE correct answers.)

  • A. SID
  • B. ACL
  • C. GROUP
  • D. OWNER
  • E. GRANT
Reveal Solution  Discussion  0

Correct Answer: A,B,C  🗳️

Linux Extended File Attributes are organized in namespaces. Which of the following names correspond to existing attribute namespaces?(Choose THREE correct answers.)

  • A. user
  • B. owner
  • C. trusted
  • D. default
  • E. system
Reveal Solution  Discussion  0

Correct Answer: A,C,E  🗳️

Which of the following is an example of an HID tool?

  • A. Firewall
  • B. Intrusion prevention system (IPS)
  • C. Security information and event management (SIEM) system
  • D. Antivirus software
Reveal Solution  Discussion  0

Correct Answer: C  🗳️

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