Summary

In this chapter, you have learned the key concepts and skills required to understand the Design Secure Architectures domain of the SAA-C03 exam. You started by exploring how to design secure access to AWS resources. This includes understanding the importance of applying AWS security best practices, such as the principle of least privilege and the shared responsibility model, when configuring IAM users, groups, roles, and policies. You have learned how to implement a flexible authorization model by leveraging AWS STS for RBAC and cross-account access. Additionally, you discovered how to utilize AWS Control Tower and SCPs to centrally manage security across multiple AWS accounts.

Next, you delved into the design of secure workloads and applications. This involved learning how to implement authentication and authorization mechanisms for application access, as well as protect against common threats such as DDoS and SQL injection attacks. You explored the use of services such...