DynamoDB - Security and Access Control
Why is it important to use condition keys like dynamodb:LeadingKeys for row-level security instead of only relying on table-level permissions?
Why is it important to use condition keys like dynamodb:LeadingKeys for row-level security instead of only relying on table-level permissions?
hard🧠 Conceptual Q10 of 15
Step-by-Step Solution
Solution:
Step 1: Understand table-level permissions scope
Table-level permissions allow or deny access to the entire table, not specific items.Step 2: Role of condition keys
Condition keys like dynamodb:LeadingKeys enable restricting access to specific items based on keys.Final Answer:
Because table-level permissions cannot restrict access to individual items -> Option BQuick Check:
Condition keys enable item-level control = C [OK]
Quick Trick: Table permissions are broad; condition keys are item-specific [OK]
Common Mistakes:
MISTAKES- Thinking table permissions control item access
- Confusing condition keys with capacity or encryption
- Assuming condition keys improve performance
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