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Lpi 303-300 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Network Security | 17% | - Virtual Private Networks - Network Hardening - Packet Filtering - Network Intrusion Detection |
| Topic 2: Threats and Vulnerability Assessment | 5% | - Common Security Vulnerabilities and Threats - Penetration Testing |
| Topic 3: Access Control | 8% | - Mandatory Access Control - Discretionary Access Control |
| Topic 4: Cryptography | 17% | - DNS and Cryptography - Encrypted File Systems - X.509 Certificates for Encryption, Signing and Authentication - X.509 Certificates and Public Key Infrastructures |
| Topic 5: Host Security | 13% | - Host Hardening - Resource Control - Host Intrusion Detection |
Lpi LPIC Exam 303: Security, version 3.0 Sample Questions:
1. What is a buffer overflow?
A) A type of virus
B) A type of software vulnerability
C) A type of denial-of-service attack
D) A type of malware that disguises itself as legitimate software
2. What is social engineering?
A) A type of virus
B) A type of denial-of-service attack
C) A type of attack that exploits human psychology to gain access to sensitive information
D) A type of malware that disguises itself as legitimate software
3. Which of the following commands displays all ebtable rules contained in the table filter including their packet and byte counters?
A) ebtables -L -t filter -Lv
B) ebtables -t filter -L --Lc
C) ebtables -t filter -Ln -L
D) ebtables -t nat -L -v
E) ebtables -L -Lc -t filter
4. Which of the following openssl commands generates a certificate signing request (CSR) using the already existing private key contained in the file private/ keypair.pem?
A) openssl req -key private/keypair.pem -out req/csr.pem
B) openssl gencsr -key private/keypair.pem -out req/csr.pem
C) openssl gencsr -new- key private/keypair.pem -out req/csr.pem
D) openssl req - new -key private/keypair.pem -out req/csr.pem
5. What is the purpose of AIDE?
A) To manage installed packages
B) To automate host scans
C) To manage system log files
D) To detect intrusions and system changes
Solutions:
| Question # 1 Answer: B | Question # 2 Answer: C | Question # 3 Answer: B | Question # 4 Answer: D | Question # 5 Answer: D |




