| Variable | S3_STORAGE_2_KMS_KEY_ARN | |
| Introduced Version | 1.47.1 | |
| Description | ARN to the KMS key when using server side encryption on a 2nd bucket | |
This environment variable is the ARN (bucket Amazon Resource Name) to the KMS key when using server side encryption on a 2nd bucket, and it points to the KMS key for encrypting objects in S3, see Amazon S3 documentation.