Linux Professional Institute Security Essentials Exam 020: 020-100 Exam

"Linux Professional Institute Security Essentials Exam 020", also known as 020-100 exam, is a Lpi Certification. With the complete collection of questions and answers, UpdateDumps has assembled to take you through 225 Q&As to your 020-100 Exam preparation. In the 020-100 exam resources, you will cover every field and category in LPI Security Essentials Certification helping to ready you for your successful Lpi Certification.

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  • Updated on: Sep 12, 2026
  • No. of Questions: 225 Questions & Answers

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  • Updated on: Sep 12, 2026
  • No. of Questions: 225 Questions & Answers

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Lpi 020-100 Exam Syllabus Topics:

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

Lpi Linux Professional Institute Security Essentials Exam 020 Sample Questions:

Which of the following is true about S/MIME?
Response:

  • A. S/MIME provides end-to-end encryption and digital signatures for email communications.
  • B. S/MIME is limited to certain email clients.
  • C. S/MIME is a server that manages email communications.
  • D. S/MIME provides protection against spam.
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

Which of the following is a cloud computing service model where customers rent a platform for developing, running, and managing applications?
Response:

  • A. Platform as a Service (PaaS)
  • B. Infrastructure as a Service (IaaS)
  • C. Desktop as a Service (DaaS)
  • D. Software as a Service (SaaS)
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

Which of the following is a private IPv4 address?
Response:

  • A. 66.23.15.63
  • B. 172.16.0.1
  • C. 2001:0db8:85a3:0000:0000:8a2e:0370:7334
  • D. AC:DE:48:00:11:22
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

What is an non-disclosure agreement (NDA)?
Response:

  • A. A contract that requires sharing confidential information with others in a business relationship
  • B. An agreement to disclose all information
  • C. An agreement to disclose some information
  • D. An agreement to not disclose any information
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

Which of the following is a common method for malware to gain remote access to a system?
Response:

  • A. Camera hijacking
  • B. Keylogging
  • C. File copying
  • D. Backdoors
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

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