Free CompTIA Security+ Study Guide
Browse the full Security+ path by module. Start at the beginning or jump to the topic you need. All public lesson content is free; the app adds saved progress, quizzes, tests, and weak-area practice.
Guide stats
- Exam
- SY0-701
- Updated
- 6/10/2026
- Modules
- 5
- Topics
- 28
- Lessons
- 112
How the study path is structured
Certification
Security+
Module
Domain area
Topic
Subject group
Lesson
Study unit
Security+ modules
Start at the beginning or jump into the domain you need. Each module links to its topics and lessons.
General Security Concepts
Security controls, core concepts, change management security, and cryptographic foundations.
Threats, Vulnerabilities, and Mitigations
Threat actors, attack vectors, vulnerability classes, malicious activity indicators, and mitigation techniques.
Security Architecture
Architecture models, secure infrastructure, data protection, resilience, and recovery choices.
Security Operations
Resource security, asset management, vulnerability management, monitoring, identity, automation, and incident response.
Security Program Management and Oversight
Governance, risk, third-party oversight, compliance, audits, assessments, and awareness practices.
Security+ exam prep articles
Review focused explanations and comparisons for commonly searched exam topics.
External Assessments on Security+: How to Pick the Right Term
Learn what external assessments mean for CompTIA Security+ SY0-701, including regulatory examinations, independent third-party audits, attestations, scenario cues, and common exam mistakes.
CIA Triad for Security+: Confidentiality, Integrity, and Availability
Learn the CIA triad for CompTIA Security+, including confidentiality, integrity, availability, non-repudiation, and common exam scenario cues.
Symmetric vs Asymmetric Encryption for Security+
Compare symmetric and asymmetric encryption for CompTIA Security+, including shared keys, public/private key pairs, speed, key exchange, and exam cues.
What's free and what's in the app
Free on this site
- All Security+ lesson content
- Module and topic study pages
- Sample practice questions with explanations
- Score and explanations on quick practice tests
App adds
- Saved progress and session history
- Unlimited custom practice tests
- Targeted weak-area remediation paths
- Practice analytics and performance history
Ready to start?
Jump into Lesson 1 for free, or take a practice test to see where you stand today.