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AWS Key Management Service (KMS): Overview and Configuration Example

AWS Key Management Service (KMS) is a managed service that makes it easy for you to create and control cryptographic keys used to encrypt your data. It provides a secure and scalable solution for managing encryption keys that protect your data stored in various AWS services and applications. Here's a detailed overview of AWS KMS along with a configuration example:

Features of AWS Key Management Service:

  1. Key Creation and Management:

  2. Secure Key Storage:

  3. Integration with AWS Services:

  4. Envelope Encryption:

  5. Granular Access Control:

  6. Audit Trails:

Configuration Example:

Let's configure AWS Key Management Service to create a new key and use it to encrypt and decrypt data:

  1. Login to AWS Console:

  2. Open KMS Console:

  3. Create a Customer Managed Key (CMK):

  4. Define Key Usage Permissions:

  5. Create Key:

  6. Use the Key to Encrypt Data:

  7. Decrypt Data using the Key:

  8. View Key Usage in CloudTrail:

  9. Rotate Keys (Optional):

  10. Disable or Delete Keys (Optional):

  11. Monitor Key Usage:

  12. Integrate with AWS Services (Optional):

  13. Customize Key Policies (Optional):

  14. Use Aliases (Optional):

  15. Manage Key Expiration (Optional):