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 18, 2026
  • No. of Questions: 225 Questions & Answers

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  • Updated on: Sep 18, 2026
  • No. of Questions: 225 Questions & Answers

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Lpi 020-100 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Security Concepts13%- Goals, Roles and Actors
  • 1. CIA triad, non-repudiation
  • 2. Threat actors, roles and responsibilities
- Risk Assessment and Management
  • 1. CVE, zero-day, penetration testing
  • 2. Vulnerabilities, threats and risks
Topic 2: Node, Device and Storage Security20%- Endpoint Security
  • 1. Patch management and updates
  • 2. Secure configuration and hardening
- Storage and Data Security
  • 1. Secure storage devices and media
  • 2. Data sanitization and disposal
Topic 3: Network and Service Security22%- Service and Application Security
  • 1. Web and cloud service security
  • 2. Secure protocols and services
- Network Security Fundamentals
  • 1. Network threats and attacks
  • 2. Firewalls, segmentation and filtering
Topic 4: Encryption22%- Cryptography Basics
  • 1. Hashing, digital signatures, certificates
  • 2. Symmetric and asymmetric encryption
- Data Protection
  • 1. Secure key management
  • 2. Encryption at rest and in transit
Topic 5: Identity and Privacy23%- Identity and Access Management
  • 1. Authentication and authorization
  • 2. Password policies and MFA
- Privacy and Data Protection
  • 1. Data privacy principles and regulations
  • 2. Personal data protection and identity management

Lpi Linux Professional Institute Security Essentials Exam 020 Sample Questions:

Which of the following is a link-layer address used to identify devices in a network?
Response:

  • A. TCP port number
  • B. IP address
  • C. MAC address
  • D. DNS address
Reveal Solution  Discussion  0

Correct Answer: C  🗳️

What is a proxy server?
Response:

  • A. A firewall for network security
  • B. A server that is used to filter network traffic
  • C. A content delivery network (CDN)
  • D. A virtual private network (VPN) service
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

Which of the following fields in an X.509 certificate identifies the domain name of a website?
Response:

  • A. Subject
  • B. Issuer
  • C. subjectAltName
  • D. Validity
Reveal Solution  Discussion  0

Correct Answer: C  🗳️

Which encryption tool uses the XTS encryption mode to encrypt data?
(Choose TWO)
Response:

  • A. VeraCrypt
  • B. Data encryption
  • C. BitLocker
  • D. Cryptomator
Reveal Solution  Discussion  0

Correct Answer: A,C  🗳️

Mark is concerned about the security of his online accounts and wants to use two-factor authentication (2FA) to enhance their protection. Which of the following methods of 2FA is the most secure?
Response:

  • A. Using a more complex password
  • B. Receiving a verification code via SMS
  • C. Using an authenticator application
  • D. Answering security questions
Reveal Solution  Discussion  0

Correct Answer: C  🗳️

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