Validates foundational knowledge of security, compliance and identity concepts and Microsoft Entra, security and compliance solutions.
A good SC-900 course explains security, compliance and identity concepts and what Microsoft Entra, Defender, Sentinel and Purview do, since the exam does not ask you to configure them. We compared the main options on coverage, length, format and price.
Most people should start with Scott Duffy's Udemy course and use Microsoft Learn's free paths alongside it. Watch John Savill's free cram video the week before the exam, and choose John Christopher's course if you want simulations of the Microsoft portals.
| Course | Best for | Format | Price |
|---|---|---|---|
 SC-900 Microsoft Security Fundamentals Exam Prep | Beginner video course | Video | $85 |
 SC-900 Study Cram V2 | Free two-hour review | Video | Free |
 SC-900 course on Microsoft Learn | Free official material | Interactive | Free |
| SC-900: Microsoft Security, Compliance, & Identity with SIMS | Portal simulations | Video | $80 |
About six hours of beginner-friendly video that walks through every SC-900 skill area, from security concepts and Microsoft Entra to Defender, Sentinel and Purview. It is the most-reviewed paid SC-900 video course in this list.
Great fit if you want one paid course that covers the whole exam
Poor fit if you want hands-on practice in the products; choose Christopher's course
A dense single video of about two hours from John Savill that reviews the full skills list. It works best as a last review before the exam, after you have learned the material elsewhere.
Great fit if you want a fast free review before the exam
Poor fit if security concepts are completely new to you; start with Duffy
Microsoft's four learning paths for SC-900, one per skill area, with short knowledge checks. They are written by the company that sets the exam, are self-paced and are text-based.
Great fit if you want the official material the exam is written against
Poor fit if you learn better from video; choose Duffy or Savill
About 12 hours of video lectures plus browser-based simulations of the Microsoft security portals, so you see the products before the exam. It has a 4.6 rating from more than 1,400 learners.
Great fit if you want to see the products, not only read about them
Poor fit if you want the shortest route to the exam; choose Duffy or Savill
For most people, Scott Duffy's Udemy course with Microsoft Learn's free paths. John Christopher's course suits learners who want to see the portals.
Yes. Microsoft Learn's four paths, John Savill's cram video and Microsoft's practice assessment are free. Add a low-cost question bank such as Tutorials Dojo ($13).
The video courses here run 2 to 12 hours. Plan for about 20 hours of preparation in total, from 15 to 35 depending on your Microsoft experience.
No. Microsoft recommends familiarity with Azure and Microsoft 365, but anyone can book the exam.