SC-100 Study Guide 2026 | Microsoft Cybersecurity Architect Exam Prep + Free PDF | July 2026 Update

SC-100 Microsoft Cybersecurity Architect study guide 2026: latest exam update, scenario-based prep, key comparisons, exam traps and a free PDF cheat sheet.

Prepare for the SC-100 Microsoft Cybersecurity Architect exam with this complete 2026 study guide focused on the most important question: WHEN should you use each Microsoft security service?

This approximately 60-minute SC-100 exam revision is aligned to the latest SC-100 skills measured for the English exam as of July 28, 2026. Instead of only memorizing product names, you will learn how to recognize scenario clues and choose the right security architecture, service, or control.

📘 FREE SC-100 PDF CHEAT SHEET
https://www.koushikmaji.com?do....wnload=SC100_Securit

🎯 SC-100 PRACTICE QUESTION SERIES
Playlist: https://www.youtube.com/playli....st?list=PLYTM-EHKdC0

WHAT YOU WILL LEARN

✅ Microsoft Defender for Endpoint, Defender for Identity, Defender for Office 365, and Defender for Cloud Apps
✅ Microsoft Defender XDR vs Microsoft Sentinel
✅ Microsoft Defender for Cloud, Secure Score, Defender EASM, and Security Exposure Management
✅ Azure Arc vs Azure Lighthouse
✅ Microsoft Entra ID, Conditional Access, Identity Protection, PIM, Access Reviews, and Entitlement Management
✅ Microsoft Entra Agent ID, Managed Identity, workload identities, and Azure Key Vault
✅ Azure RBAC vs Azure Policy
✅ Microsoft Purview, Information Protection, DLP, Insider Risk, and Audit
✅ Microsoft Intune vs Defender for Endpoint
✅ Defender for IoT and Windows LAPS
✅ NSG, Azure Firewall, WAF, Azure DDoS Protection, and Azure Bastion
✅ Private Endpoint vs Service Endpoint
✅ Microsoft Entra Internet Access vs Entra Private Access
✅ API Management and secure application architecture


Chapters:
00:00 Latest exam blueprint
03:57 Master decision map
06:13 Zero Trust and architecture frameworks
08:27 Ransomware resiliency and study resource CTA
10:34 Security operations section divider
12:30 Defender ecosystem map
14:28 Intune vs Defender for Endpoint
16:15 Defender for Identity and Defender for Office 365
18:07 Defender for Cloud Apps and Purview Audit
19:53 Defender XDR vs Sentinel
22:07 Security operations scenario map and recap
24:19 Identity section divider
26:00 Entra ID, Conditional Access, Identity Protection
28:16 Conditional Access vs PIM
30:12 PIM vs Entitlement Management vs Access Reviews
32:09 External ID, Agent ID, Managed Identity
34:07 Key Vault, identity types, and roles
35:57 Identity recap scenario map
37:51 Infrastructure section divider
39:43 Defender for Cloud overview
41:57 Secure Score, Azure Policy, RBAC vs Policy
43:36 Azure Arc vs Azure Lighthouse
45:27 Defender EASM vs Defender for Cloud
47:12 Exposure Management vs Secure Score
49:01 Defender for IoT, Windows LAPS, and hybrid architecture recap
50:59 Network section divider
52:36 Network defense layers and NSG/ASG
54:21 Azure Firewall vs WAF vs DDoS
56:16 Bastion and Private Endpoint comparison
58:00 Entra Internet Access vs Private Access and network recap
01:00:03 Applications, data, and AI section divider
01:01:44 Purview overview and core capabilities
01:04:01 Defender vs Purview, API security, data protection, AI security
01:06:25 Secure application architecture, DevSecOps, final exam traps


HIGH-VALUE SC-100 COMPARISONS COVERED

• Microsoft Sentinel vs Defender XDR
• Azure Arc vs Azure Lighthouse
• Conditional Access vs PIM
• PIM vs Entitlement Management vs Access Reviews
• Microsoft Intune vs Defender for Endpoint
• Defender for Cloud Apps vs Defender for Cloud
• Defender EASM vs Defender for Cloud
• Security Exposure Management vs Secure Score
• Azure RBAC vs Azure Policy
• NSG vs Azure Firewall vs WAF
• Azure Firewall vs WAF
• Private Endpoint vs Service Endpoint
• Defender vs Purview
• Entra Internet Access vs Entra Private Access

This video is designed for scenario-based SC-100 preparation. When the exam asks you to design, evaluate, recommend, or select a security solution, focus on the requirement first and then map it to the correct Microsoft security capability.

HOW TO USE THIS STUDY GUIDE

1. Watch this video once from start to finish.
2. Download the PDF cheat sheet and revise the comparison tables.
3. Complete the SC-100 practice-question series.
4. Return to the “when to use what” sections for any services you still confuse.
5. Use the final rapid-revision sheet before your exam.

If this SC-100 study guide helps your preparation, like the video, subscribe, and share your score or questions in the comments.

This is independent exam-preparation content and is not affiliated with or endorsed by Microsoft. Microsoft, Azure, and related product names are trademarks of their respective owner.
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