---
title: AtmosphereClientAuthentication
source: https://github.com/remix-run/remix/blob/remix@3.0.0-beta.3/packages/auth/src/lib/providers/atmosphere.ts#L78
---

# AtmosphereClientAuthentication

## Summary

Client-authentication settings for confidential Atmosphere clients.

## Signature

```ts
interface AtmosphereClientAuthentication {
  key: CryptoKey;
  keyId: string;
}

```

## Properties

### `key`

Private `ES256` signing key used to generate `private_key_jwt` assertions.

### `keyId`

Key identifier published in the client's JWKS metadata.