---
page_type: error
code: 60001
message: "60001: Downstream Authentication Failed"
level: ERROR
---

## Description

Downstream Authentication Failed

### Possible Causes

The request was received and passed Twilio API authentication, but failed due to a downstream authentication error for the Account SID provided.

### Possible Solutions

- Check that the Account SID provided is correct.
- [Contact Twilio Support](https://www.twilio.com/help/contact) to confirm that access to this endpoint is enabled for the given Account SID.