Try and practice the latest Lpi : 303-300 real questions & answers
Updated: Jul 27, 2026
No. of Questions: 163 Questions & Answers with Testing Engine
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Lpi 303-300 Exam Overview:
| Certification Vendor: | Linux Professional Institute (LPI) |
| Exam Name: | LPIC-3 Exam 303: Security (Version 3.0) |
| Exam Number: | 303-300 |
| Available Languages: | English, German, Japanese, Portuguese, Spanish |
| Related Certifications: | LPIC-1 LPIC-2 LPIC-3 Mixed Environments LPIC-3 Virtualization and Containerization |
| Real Exam Qty: | Approximately 60 |
| Passing Score: | 500/800 |
| Exam Duration: | 90 minutes |
| Exam Price: | Approx. 200 USD (varies by region) |
| Certificate Validity Period: | 5 years |
| Exam Format: | Multiple choice, Fill in the blank |
| Recommended Training: | Linux Academy / A Cloud Guru LPIC-3 Security Courses LPI Official Training |
| Exam Registration: | LPI Official Certification Portal Pearson VUE Registration |
| Sample Questions: | Lpi 303-300 Sample Questions |
| Exam Way: | Available via Pearson VUE test centers and online proctored exam delivery. |
| Pre Condition: | Valid LPIC-2 certification is required before earning LPIC-3 certification. |
| Official Syllabus URL: | https://www.lpi.org/our-certifications/lpic-3-303-security-3-0 |
Lpi 303-300 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Application Security | - Secure software configuration - Container and service security |
| Topic 2: Access Control | - SELinux and AppArmor - Discretionary Access Control (DAC) - Mandatory Access Control (MAC) |
| Topic 3: Security Administration | - Authentication mechanisms - System hardening |
| Topic 4: Cryptography | - Data encryption and signing - OpenSSL usage and configuration - Public key infrastructure (PKI) |
| Topic 5: Vulnerability Assessment and Monitoring | - Log analysis and auditing - Intrusion detection systems (IDS) |
| Topic 6: Network Security | - Secure network services - VPN technologies - Firewalls (iptables, nftables) |
Lpi LPIC Exam 303: Security, version 3.0 Sample Questions:
1. Which strongSwan configuration file typically defines the connection definitions, including the local and remote endpoints and authentication method for an IPsec VPN?
A) /etc/ipsec.d/certs
B) /etc/ipsec.conf
C) /etc/strongswan.conf
D) /etc/ipsec.secrets
2. Which command is used to set the owner and group of a file in Linux?
A) chown
B) setfacl
C) chgrp
D) chmod
3. Which of the following stanzas is a valid client configuration for FreeRADIUS?
A) client private-network-1 {
ipaddr = 192.0.2.0/24
secret = testing123-1
}
B) client private-network-1 {
ip = 192.0.2.0/24
secret = testing123-1
}
C) client private-network-1 {
ipaddr = 192.0.2.0/24
password = testing123-1
}
D) client private-network-1 {
ip = 192.0.2.0/24
passwd = testing123-1
}
E) client private-network-1 {
ip = 192.0.2.0/24
password = testing123-1
}
4. Which of the following utilities is used to generate keys for DNSSEC?
A) delv
B) rndc
C) dnssec-keygen
D) dnssec-dsfromkey
5. Which of the following statements is true about chroot environments?
A) When using the command chroot, the started command is running in its own namespace and cannot communicate with other processes
B) Programs are not able to set a chroot path by using a function call, they have to use the command chroot
C) Symbolic links to data outside the chroot path are followed, making files and directories accessible
D) Hard links to files outside the chroot path are not followed, to increase security
E) The chroot path needs to contain all data required by the programs running in the chroot environment
Solutions:
| Question # 1 Answer: B | Question # 2 Answer: A | Question # 3 Answer: A | Question # 4 Answer: C | Question # 5 Answer: E |
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