DynamoDB - Security and Access Control
Why is it recommended to specify exact DynamoDB table ARNs in IAM policies instead of using wildcards for Resource?
Why is it recommended to specify exact DynamoDB table ARNs in IAM policies instead of using wildcards for Resource?
hard🧠 Conceptual Q10 of 15
Step-by-Step Solution
Solution:
Step 1: Understand security best practices
Specifying exact resources limits permissions to only what is needed, reducing risk.Step 2: Recognize why wildcards are discouraged
Wildcards grant broader access than necessary, violating least privilege principle.Final Answer:
To follow the principle of least privilege and improve security. -> Option DQuick Check:
Least privilege = specify exact ARNs [OK]
Quick Trick: Exact ARNs enforce least privilege, enhancing security [OK]
Common Mistakes:
MISTAKES- Believing wildcards cause errors
- Thinking wildcards improve security
- Assuming DynamoDB disallows wildcards
Master "Security and Access Control" in DynamoDB
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