AWS Certified Data Analytics Specialty 2021 - Hands-On! - Amazon Web Services Key Management Service (AWS KMS) Key Rotat

The video tutorial covers key rotation for customer-managed CMKs, explaining both automatic and manual methods. Automatic key rotation occurs annually, while manual rotation can be set to different intervals. The use of aliases is recommended to manage key changes without affecting applications. The process of updating aliases to point to new keys is detailed, ensuring seamless application interaction. Key points for exams are highlighted, emphasizing the importance of understanding rotation periods and alias management.

What happens to the old backing key after a key rotation?

Why is it recommended to use aliases when encrypting and decrypting data?

Describe the process of updating an alias after a manual key rotation.

What is the frequency of automatic key rotation for a customer managed CMK?

Explain the difference between automatic key rotation and manual key rotation.