CompTIA Security+ Domain 1 on Video, Free
The whole first domain of CompTIA Security+ (SY0-701), taught on video and free to watch. No account, no payment. Each lesson names the exact trap CompTIA uses to test the objective, so you recognize it on exam day.
- Lessons
- 4
- Runtime
- 59 min
- Cost
- Free
Domain 1: General Security Concepts
4 lessons · 59m · free
Security Controls
The two axes every control has: category (who enforces it) and type (what it does).
Watch on YouTube (opens in a new tab)Fundamental Security Concepts
CIA triad, AAA, Zero Trust, physical security, and deception tech.
Watch on YouTube (opens in a new tab)Change Management
Approvals, impact analysis, backout plans, and the technical implications.
Watch on YouTube (opens in a new tab)Cryptographic Solutions
PKI, encryption, hashing, salting, digital signatures, key exchange, and tools.
Watch on YouTube (opens in a new tab)Prefer to read? Every objective also has a written lesson, practice questions, and a hands-on lab.
Start Domain 1 freeA full mock exam, walked end to end
1 walkthrough · 33 min · free
Inside a Full Mock Exam
One 90-question sitting, start to finish, with the reasoning said out loud.
Watch on YouTube (opens in a new tab)- How a 90-question form is built, and the one part that never changes
- All five performance-based question styles, two solved end to end
- Twenty real questions reasoned through option by option
- Reading the score report, including the part that is an estimate
The walkthrough is free for everyone. Sitting a mock exam yourself needs a plan, which also unlocks the Domains 2 to 5 videos below.
Domains 2 to 5
Domain 1 is free for everyone. A SecPlus Mastery plan unlocks every video lesson across Domains 2 to 5, plus the written lessons, labs, and over 1,000 practice questions. Open a domain to see what is inside.
- Videos
- 27
- Runtime
- 7h 54m
2Domain 2: Threats, Vulnerabilities, and Mitigations
5 videos · 1h 23mMembers
3Domain 3: Security Architecture
6 videos · 1h 51mMembers
4Domain 4: Security Operations
9 videos · 2h 39mMembers
17 minSecure Baselines and Hardening
18 minAsset Management
19 minVulnerability Management
17 minAlerting and Monitoring
20 minEnterprise Security Capabilities
20 minIdentity and Access Management
15 minAutomation and Orchestration
17 minIncident Response
16 minInvestigation Data Sources
5Domain 5: Security Program Management
7 videos · 2h 1mMembers
Unlock every video lesson with a one-time plan, yours to keep.
Video lessons FAQ
Are the Security+ video lessons free?
Yes. All four Domain 1 video lessons are free to watch, here on the site or on YouTube, with no account or payment required. They cover every objective in Domain 1 of the SY0-701 exam.What do the Domain 1 videos cover?
Four lessons: 1.1 Security Controls (categories and types), 1.2 Fundamental Security Concepts (the CIA triad, AAA, Zero Trust, physical security, and deception tech), 1.3 Change Management, and 1.4 Cryptographic Solutions (PKI, encryption, hashing, digital signatures, and key exchange). Each ends with the exact trap CompTIA uses to test it.Are there video lessons for Domains 2 to 5?
Yes. Every objective in Domains 2 through 5 has its own video lesson, included with any SecPlus Mastery plan, alongside the written lessons, labs, and practice questions. Domain 1 stays free for everyone.Do I have to pay to watch Domain 1?
No. Domain 1 is free on video and in writing. A paid plan unlocks Domains 2 to 5, over 1,000 practice questions, timed mock exams, and spaced review across the whole exam, plus a video lesson for every objective.
Keep studying
Get the rest of the course
Domain 1 is free, on video and in writing. A SecPlus Mastery plan unlocks Domains 2 to 5, over 1,000 practice questions, timed mock exams, and spaced review across the whole exam, and the new video lessons land for members first.
One-time payment · no subscription · yours to keep
New accounts get 50% off both plans for 7 days: the 90-Day Pass is $19.50 instead of $39.
CompTIA and Security+ are trademarks of CompTIA, used here for identification only. SecPlus Mastery is an independent study resource and is not affiliated with or endorsed by CompTIA.