# OpenCTI credentials

You can use these credentials to authenticate when using the [HTTP Request node](../../core-nodes/n8n-nodes-base.httprequest/) to make a [Custom API call](../../../custom-operations/).

## Prerequisites

Create an [OpenCTI](https://filigran.io/solutions/open-cti/) developer account.

## Authentication methods

- API key

## Related resources

Refer to [OpenCTI's documentation](https://docs.opencti.io/latest/) for more information about the service.

This is a credential-only node. Refer to [Custom API operations](../../../custom-operations/) to learn more. View [example workflows and related content](https://n8n.io/integrations/opencti/) on n8n's website.

## Using API key

To configure this credential, you'll need:

- An **API Key**: To get your API key, go to your **Profile > API access**. Refer to the OpenCTI [Integrations Authentication documentation](https://docs.opencti.io/latest/deployment/integrations/#authentication) for more information.
