# ClientKey ## Properties Name | Type | Description | Notes ------------ | ------------- | ------------- | ------------- **client_key** | Option<**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. | **signature** | Option<**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. | **expires_at** | Option<**String**> | Date and time in ISO 8601 format. | [readonly] [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)