---
title: "ThreatConnect TAXII 2.1 Server (App Version 2.0) | ThreatConnect"
slug: "threatconnect-taxii-21-server"
description: "This article provides an overview of the ThreatConnect TAXII 2.1 server available with version 2.0 of the ThreatConnect TAXII Server App, which can be used by an external TAXII client to retrieve data from your Organization, Communities, and Sources."
status: "new"
updated: 2024-12-18T12:47:59Z
published: 2024-12-18T12:47:59Z
canonical: "knowledge.threatconnect.com/threatconnect-taxii-21-server"
---

> ## Documentation Index
> Fetch the complete documentation index at: https://knowledge.threatconnect.com/llms.txt
> Use this file to discover all available pages before exploring further.

# ThreatConnect TAXII 2.1 Server (App Version 2.0)

NoteThe articles in this series describe how to use ThreatConnect TAXII 2.1 server available with **version 2.0** of the **ThreatConnect TAXII Server** App. For instruction on using the ThreatConnect TAXII 2.1 server available with **version 1.0** of the **ThreatConnect TAXII Server** App, see [*Using the ThreatConnect TAXII 2.1 Server (App Version 1.0)*](https://knowledge.threatconnect.com/docs/taxii-21-server). For instruction on using the ThreatConnect TAXII 1.*x* server, see [*Using the ThreatConnect TAXII Server*](https://knowledge.threatconnect.com/v1/docs/using-the-threatconnect-taxii-server).

## Overview

The ThreatConnect® TAXII™ 2.1 server operates via a ThreatConnect [Service App](https://knowledge.threatconnect.com/v1/docs/playbook-services) and can be used by an external TAXII client to retrieve data from your [Organization, Communities, and Sources](https://knowledge.threatconnect.com/docs/ownership-in-threatconnect). To connect to the ThreatConnect TAXII 2.1 server, the external TAXII client will require login credentials (username and password), which are configured by creating a TAXII user.

The ThreatConnect TAXII 2.1 server supports collection and object requests. The latest version of TAXII 2.1 documentation is available at [https://oasis-open.github.io/cti-documentation/resources.html#taxii-21-specification](https://oasis-open.github.io/cti-documentation/resources.html#taxii-21-specification).

## In This Series

- [*Installing and Configuring the ThreatConnect TAXII 2.1 Server (App Version 2.0)*](https://knowledge.threatconnect.com/docs/installing-and-configuring-the-threatconnect-taxii-21-server): Learn how to install version 2.0 of the **ThreatConnect TAXII Server** Service App, configure a Service for the App, and use the **ThreatConnect TAXII Server** user interface.
- [*Creating a TAXII User for the ThreatConnect TAXII 2.1 Server (App Version 2.0)*](https://knowledge.threatconnect.com/docs/creating-a-taxii-user-for-the-threatconnect-taxii-21-server): Learn how to create a TAXII user account and configure it to use the ThreatConnect TAXII 2.1 server.
- [*Retrieving Data From the ThreatConnect TAXII 2.1 Server (App Version 2.0)*](https://knowledge.threatconnect.com/docs/retrieving-data-from-the-threatconnect-taxii-21-server): Learn how to retrieve data from the ThreatConnect TAXII 2.1 server via the TAXII REST API.

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*ThreatConnect® is a registered trademark of ThreatConnect, Inc. TAXII™ is a trademark of The MITRE Corporation.*

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