OAuth
This section provides a complete list of the OAuth properties you can configure in the connection string for this provider.
| Property | Description |
| InitiateOAuth | Specifies the process for obtaining or refreshing the OAuth access token, which maintains user access while an authenticated, authorized user is working. |
| OAuthClientId | Specifies the client ID (also known as the consumer key) assigned to your custom OAuth application. This ID is required to identify the application to the OAuth authorization server during authentication. |
| OAuthClientSecret | Specifies the client secret assigned to your custom OAuth application. This confidential value is used to authenticate the application to the OAuth authorization server. (Custom OAuth applications only.). |
| Scope | Specifies the OAuth scopes as a space-separated list. Scopes define the level of access granted to the authenticating user. |
| OAuthAccessToken | Specifies the OAuth access token used to authenticate requests to the data source. This token is issued by the authorization server after a successful OAuth exchange. |
| OAuthSettingsLocation | Specifies the location of the settings file where OAuth values are saved. |
| CallbackURL | Identifies the URL users return to after authenticating to Klaviyo via OAuth (Custom OAuth applications only). |
| OAuthVerifier | Specifies a verifier code returned from the OAuthAuthorizationURL . Used when authenticating to OAuth on a headless server, where a browser can't be launched. Requires both OAuthSettingsLocation and OAuthVerifier to be set. |
| PKCEVerifier | The PKCE code verifier generated from executing the GetOAuthAuthorizationUrl stored procedure for PKCE authentication schemes. |
| OAuthRefreshToken | Specifies the OAuth refresh token used to request a new access token after the original has expired. |
| OAuthExpiresIn | Specifies the duration in seconds, of an OAuth Access Token's lifetime. The token can be reissued to keep access alive as long as the user keeps working. |
| OAuthTokenTimestamp | Displays a Unix epoch timestamp in milliseconds that shows how long ago the current access token was created. |