# Get API keys To get started using the Trustap API, complete these steps. Contact Trustap Use our [contact form](https://www.trustap.com/contact-us/) get in touch with us. To help us understand your use case, please provide the following. ``` * What does your company do? * What problem can Trustap solve for you? ``` Our integration specialist will contact you as soon as possible. Send your configuration details To support your Trustap integration, our integration specialist will ask for the following details. | Integrator supplied URL | Description | | --- | --- | | `` | The URL where Trustap will send webhook events for your account. | | `` | The callback URL used after [full Trustap account creation](/docs/guides/transactions/online/online-create-full-user). This must match the redirect URI used in your flow. Trustap supports wildcard URIs. For example, if you provide `https://www.sams-bikes.com/*`, you can redirect to `https://www.sams-bikes.com/login_path/`. | | `` | The URL to which users are redirected after [completing payment](/docs/guides/transactions/online/online-int-path#step-5-buyer-transfers-funds). Trustap also supports wildcards here. For example, `https://www.sams-bikes.com/payment/*`. | Use your authentication credentials Your integration specialist will provide the credentials needed to authenticate with the Trustap API. * API key: `` * Client ID: `` * Client secret: `` * Webhook username: `` * Webhook password: `` To make an authenticated API request, use your API key as the username in HTTP Basic Auth. Leave the password field blank. ```CURL curl --location 'https://dev.stage.trustap.com/api/v1/guest_users' \ --header 'Content-Type: application/json' \ --user ':' \ --data-raw '{"email":"sue.glass@mail.com","first_name":"Sue","last_name":"Glass","country_code":"ca","tos_acceptance":{"unix_timestamp":1736441841,"ip":"127.0.0.1"}}' ``` For basic auth authentication, API keys are provided as the "username" portion of ``. The password field is blank. Remember to include colon (`:`) as part of API key. For example `--user '7625348723743435:'`.