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Which aspect of data security does encryption at rest in DynamoDB primarily address?

easy🧠 Conceptual Q1 of 15
DynamoDB - Security and Access Control
Which aspect of data security does encryption at rest in DynamoDB primarily address?
AEnsuring data backup integrity
BSecuring data during transmission over the network
CPreventing SQL injection attacks
DProtection of stored data from unauthorized access
Step-by-Step Solution
Solution:
  1. Step 1: Understand encryption at rest

    Encryption at rest means encrypting data stored on disk to protect it from unauthorized access.
  2. Step 2: Differentiate from encryption in transit

    Encryption in transit protects data while moving over the network, not when stored.
  3. Final Answer:

    Protection of stored data from unauthorized access -> Option D
  4. Quick Check:

    Encryption at rest = data stored protection [OK]
Quick Trick: Encryption at rest protects stored data [OK]
Common Mistakes:
MISTAKES
  • Confusing encryption at rest with encryption in transit
  • Thinking encryption at rest prevents network attacks

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