---
layout: api
page_title: System Backend - HTTP API
description: |-
  The system backend is a default backend in Vault that is mounted at the `/sys`
  endpoint. This endpoint cannot be disabled or moved, and is used to configure
  Vault and interact with many of Vault's internal features.
---

> [!IMPORTANT]  
> **Documentation Update:** Product documentation, which were located in this repository under `/website`, are now located in [`hashicorp/web-unified-docs`](https://github.com/hashicorp/web-unified-docs), colocated with all other product documentation. Contributions to this content should be done in the `web-unified-docs` repo, and not this one. Changes made to `/website` content in this repo will not be reflected on the developer.hashicorp.com website.

# System backend

The system backend is a default backend in Vault that is mounted at the `/sys`
endpoint. This endpoint cannot be disabled or moved, and is used to configure
Vault and interact with many of Vault's internal features.

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