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Question 26: You are using AWS KMS to encrypt and decrypt the data stored in AWS S3 bucket. You are using Customer Managed CMK and when you check through the console that attribute value of origin is external. What would be the frequency of this CMKs key material to be automatically rotated?

  1. Every 180 days.
  2. Every 365 days.
  3. Every 1095 days.
  4. We cannot predict, its depend on AWS.
  5. Correct Answer

Correct Answer 

Detailed Explanation :  Here important points to remember about CMK keys rotation.

  • Automatic key rotation for Customer Managed CMK will be 365 days. (1 Year)
  • Automatic key rotation for AWS managed CMK will be 1095 days (3 years)

A.... abled.

  • When key material is imported manually.
  • When Key is marked for deletion.