[Home](./index.md) > [@firebase/auth-types](./auth-types.md) > [OAuthCredential](./auth-types.oauthcredential.md) > [secret](./auth-types.oauthcredential.secret.md) ## OAuthCredential.secret property The OAuth access token secret associated with the credential if it belongs to an OAuth 1.0 provider, such as `twitter.com`. Signature: ```typescript readonly secret?: string; ```