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AWS SAA-C03 · Learn
38 lessons in 4 units, about 42 h 15 min of reading and core practice. Each lesson ends with a quick check.
Unit 1
Task statements 1.1–1.3. Covers secure access to AWS resources (IAM, federation, multi-account governance), secure workloads and networks (VPC segmentation, endpoints, WAF/Shield, security services, secrets), and data security controls (KMS encryption, S3 protection, TLS, auditing and compliance). This is the most heavily weighted domain.
11 lessons · 12 h 30 min of study · ≈30% of the test
Unit 2
Task statements 2.1–2.2. Covers scalable, loosely coupled architectures (messaging, serverless, containers, load balancing, microservices, purpose-built services) and highly available, fault-tolerant designs (multi-AZ, Route 53, disaster recovery, observability and automation).
9 lessons · 10 h 55 min of study · ≈26% of the test
Unit 3
Task statements 3.1–3.5. Covers high-performing and scalable storage, elastic compute, database and caching choices, network and edge architectures, and data ingestion, transformation and transfer.
11 lessons · 11 h 25 min of study · ≈24% of the test
Unit 4
Task statements 4.1–4.4. Covers cost-optimized storage, compute, database and network designs, plus the cost-management tools and features used to see and control spend.
7 lessons · 7 h 25 min of study · ≈20% of the test
Start here
Domain 1: design secure architectures (30%) · Lesson 1 of 11
IAM users, groups, roles and the policy types that grant or limit permissions. Covers how AWS evaluates a request, protecting the root user, and designing least-privilege authorization (task 1.1).
1 h 15 min of study≈3% of the test
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Each lesson ends with three quick questions. For more, practice adapts to the topics you’re weakest on.
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