SAA-C03 Domain 3: Design Secure Architectures

Which service should you use to filter HTTP requests for SQL injection and XSS?

Multiple choice — select one answer

Answer choices

  1. a. AWS IAM with MFA
  2. b. AWS WAF
  3. c. Network ACLs combined with security groups
  4. d. SSE-KMS on Amazon S3

Architectural breakdown & explanation

WAF protects web applications at Layer 7.

Correct answer(s): b. AWS WAF

Exam domain: Domain 3: Design Secure Architectures (24% weight on the official guide).

Official documentation & study links

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