# Fastly::ClientKey

## Properties

| Name | Type | Description | Notes |
| ---- | ---- | ----------- | ----- |
| **client_key** | **String** | A Base64-encoded X25519 public key that can be used with a [libsodium-compatible sealed box](https://libsodium.gitbook.io/doc/public-key_cryptography/sealed_boxes) to encrypt secrets before upload. | [optional] |
| **signature** | **String** | A Base64-encoded signature of the client key. The signature is generated using the signing key and must be verified before using the client key. | [optional] |
| **expires_at** | **Time** | Date and time in ISO 8601 format. | [optional][readonly] |

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