Lpi 020-100 exam dumps : Linux Professional Institute Security Essentials Exam 020

  • Exam Code: 020-100
  • Exam Name: Linux Professional Institute Security Essentials Exam 020
  • Updated: Jul 24, 2026     Q & A: 225 Questions and Answers

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Lpi 020-100 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Security Operations and Concepts3%- Threats and attacks
  • 1. Malware
  • 2. Social engineering
  • 3. Attack vectors
- Risk management
  • 1. Security policies
  • 2. Incident response
Topic 2: Encryption3%- Certificates and PKI
  • 1. Certificate authorities
  • 2. Digital certificates
- Cryptography fundamentals
  • 1. Hashing
  • 2. Asymmetric encryption
  • 3. Symmetric encryption
Topic 3: Identity and Privacy2%- Privacy concepts
  • 1. Privacy best practices
  • 2. Personal data protection
- Identity protection
  • 1. Multi-factor authentication
  • 2. Password management
Topic 4: Goals, Roles and Actors1%- Importance of IT security
  • 1. Security goals
  • 2. Security roles and actors
Topic 5: Network and Service Security4%- Network protection
  • 1. VPN
  • 2. Firewalls
  • 3. Secure protocols
- Service security
  • 1. Remote access security
  • 2. Email security
  • 3. Web security
Topic 6: Node, Device and Storage Security3%- Endpoint security
  • 1. Authentication methods
  • 2. Access controls
  • 3. Patch management
- Storage protection
  • 1. Disk encryption
  • 2. Backup security

Lpi Linux Professional Institute Security Essentials Exam 020 Sample Questions:

1. Which of the following is a protocol used to translate domain names to IP addresses?
Response:

A) UDP
B) ICMP
C) DNS
D) TCP


2. What is one of the biggest risks associated with using the darknet?
Response:

A) Slower internet speeds
B) Higher costs for accessing websites
C) Exposure to malware and viruses
D) Limited access to content


3. Which backup rotation scheme uses a sequence of full, differential, and incremental backups to create a backup history?
Response:

A) 3-2-1 Backup Rule
B) Grandfather-Father-Son
C) Monthly-Weekly-Daily
D) Tower of Hanoi


4. You are concerned about your internet activity being monitored by your employer. Which of the following solutions would be the most appropriate for protecting your privacy?
Response:

A) Using a proxy server on your work computer
B) Using a Virtual Private Network (VPN) on your personal device.
C) Clearing your browsing history and cache on your work computer
D) Using incognito or private browsing mode on your work computer


5. Which encryption tool is used to encrypt files stored in file storage cloud services?
Response:

A) BitLocker
B) Cryptomator
C) VeraCrypt
D) Data encryption


Solutions:

Question # 1
Answer: C
Question # 2
Answer: C
Question # 3
Answer: B
Question # 4
Answer: B
Question # 5
Answer: B

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