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407 Proxy Authentication Required

The HTTP 407 Proxy Authentication Required client error status response code indicates that the request has not been applied because it lacks valid authentication credentials for a proxy server that is between the browser and the server that can access the requested resource.

This status is sent with a Proxy-Authenticate header that contains information on how to authorize correctly.

Status

407 Proxy Authentication Required 

Example response

HTTP/1.1 407 Proxy Authentication Required 
Date: Wed, 21 Oct 2015 07:28:00 GMT
Proxy-Authenticate: Basic realm="Access to internal site"

Specifications

Specification Title
RFC 7235, section 3.2: 407 Proxy Authentication Required HTTP/1.1: Authentication

Browser compatibilityUpdate compatibility data on GitHub

Desktop
Chrome Edge Firefox Internet Explorer Opera Safari
407 Yes 12 Yes Yes Yes Yes
Mobile
Android webview Chrome for Android Firefox for Android Opera for Android Safari on iOS Samsung Internet
407 Yes Yes Yes Yes Yes Yes

See also

© 2005–2020 Mozilla and individual contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/HTTP/Status/407