Microsoft Cybersecurity Architect Expert (SC-100)

The Microsoft Cybersecurity Architect Expert (SC-100) is Microsoft's senior security credential. It validates that you can design enterprise-scale security strategy — Zero Trust architectures, regulatory and compliance design, identity strategy, data and applications security strategy, infrastructure and endpoint security strategy, security operations strategy — and translate business requirements into a security architecture across Microsoft Defender, Microsoft Sentinel, Microsoft Entra, Azure, and Microsoft 365.

This practice test gives you 250 scenario-style multiple-choice questions with detailed, multi-sentence explanations. Where AZ-500 and SC-200 test the engineer / analyst, SC-100 tests the architect: long business scenarios, multiple plausible solutions, and the right choice usually trades two valid architectures against a constraint (regulatory, cost, blast radius, vendor lock-in, organizational maturity) you have to spot. The bank follows the latest SC-100 curriculum and the official exam-blueprint weighting.

What the SC-100 exam covers

• Design solutions that align with security best practices and priorities (20–25%) — Microsoft Cybersecurity Reference Architectures (MCRA), Microsoft Cloud Security Benchmark (MCSB), Cloud Adoption Framework (CAF) Secure methodology, Well-Architected Framework security pillar, Zero Trust principles (verify explicitly, least privilege, assume breach), the Cybersecurity Capabilities and Maturity Model, the Microsoft incident response and recovery approach (containment, eradication, recovery, lessons learned), ransomware resilience patterns, supply-chain security strategy, Microsoft Defender XDR and Microsoft Sentinel architecture choices, designing for multi-tenant and multi-cloud, threat modeling and STRIDE.
• Design security operations, identity, and compliance capabilities (30–35%) — security operations design (Microsoft Defender XDR + Microsoft Sentinel, MSSP / co-managed SOC, multi-tenant SOC via Lighthouse, MTTD / MTTR targets, hunting program, automation maturity, KQL ingestion strategy), identity and access design (Microsoft Entra ID architecture, hybrid identity strategy, B2B vs B2C decisions, Conditional Access at scale, Microsoft Entra ID Governance — Entitlement Management, Access Reviews, Lifecycle Workflows, PIM at scale, External ID), regulatory and compliance design (Microsoft Purview Data Lifecycle, Information Protection sensitivity labels, Insider Risk Management, eDiscovery, Defender for Cloud regulatory compliance, mapping to NIST CSF / 800-53 / 800-171, ISO 27001 / 27017 / 27018, FedRAMP, SOC 2, PCI DSS, HIPAA, GDPR, SOX), Privileged Access strategy and tiering (Enterprise Access Model, Privileged Access Workstations, PIM, JIT).
• Design security solutions for infrastructure (20–25%) — endpoint security strategy (Microsoft Defender for Endpoint, Intune, Windows Autopilot, Update Manager), server and IaaS security strategy (Defender for Servers tiers, Defender for SQL / Storage / Containers / Key Vault, Microsoft Defender for IoT for OT), network security architecture (hub-spoke, Azure Virtual WAN secured hubs, ExpressRoute / Site-to-Site VPN, Microsoft Entra Global Secure Access — Internet and Private Access, Azure Firewall vs NVA selection, DDoS Standard, WAF on Front Door and Application Gateway), Microsoft Defender for Cloud at scale (multi-cloud connectors for AWS and GCP, Defender CSPM premium attack-path analysis), agentless vs agent-based scanning, secrets management with Azure Key Vault and Managed HSM, BYOK / HYOK, hybrid Azure Arc strategy.
• Design security solutions for applications and data (20–25%) — application security strategy (DevSecOps with Microsoft Defender for Cloud DevOps security, GitHub Advanced Security, IaC scanning for Bicep / Terraform / ARM, secret scanning in code, container image scanning in Azure Container Registry, API security with Defender for APIs and Azure API Management, web app security with WAF and Defender for App Service), data security strategy (data classification with Microsoft Purview, Microsoft Information Protection sensitivity labels and encryption, DLP across endpoints / cloud apps / Office, customer-managed keys for storage / SQL / Cosmos, encryption-in-transit baselines, Defender for Storage, Defender for SQL, Always Encrypted with secure enclaves, immutable Blob storage and Backup vault for ransomware resilience).

Exam format on Microsoft Learn

The live SC-100 has 40–60 questions over roughly 120 minutes of seat time (about 150 minutes total including instructions). It uses multiple-choice, multiple-response, drag-and-drop ordering, hot-area, and case studies (long architecture scenarios followed by linked questions). Passing score is 700 / 1000 (~70%). The exam is available in English, Japanese, Simplified Chinese, Korean, German, French, Spanish, Portuguese, Italian, Arabic, Indonesian, and Russian, at Pearson VUE test centers or online proctored. Recertification is annual via free renewal assessment on Microsoft Learn.

Who should take this?

Working cybersecurity architects, principal security engineers, lead security consultants, CISO-track engineers, and senior platform engineers with hands-on Azure, Microsoft 365, and Microsoft security stack experience. Microsoft strongly recommends prior attainment of at least one of: AZ-500, SC-200, SC-300, or MS-500. SC-100 is an Expert-level exam; while not strictly required, candidates pass at much higher rates when they bring associate-level depth in the Microsoft security stack. Many candidates pair SC-100 with SC-400 (Information Protection) for data-protection depth, AZ-305 (Azure Solutions Architect Expert) for the broader Azure architect view, and vendor-neutral architect credentials like CISSP or ISSAP.

Free to attempt with a TestsWorld account. No card required.