# Packages
Package awss3 implements a storage backend for the KMS using AWS S3: https://aws.amazon.com/s3/.
Package azureblob implements a storage backend for the KMS using Azure Blob Storage.
Package gcs implements a storage backend for the KMS using Google Cloud Storage (GCS).
Package memfs implements a storage backend for the KMS that stores keys in memory only.
# Variables
ErrDEKUnset indicates if a key is not found in storage.