How should you configure Azure Cache for Redis to ensure data is encrypted at rest?
- A Enable TDE manually
- B Encryption at rest is enabled by default for all tiers (correct answer)
- C Configure CMK in Premium tier only
- D Use Redis AUTH for encryption
Shortcut: Azure Cache for Redis encrypts data at rest by default using platform-managed keys. Enterprise tier also supports customer-managed keys (CMK) via Azure Key Vault.