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 compatibility

FeatureChromeEdgeFirefoxInternet ExplorerOperaSafari
Basic support Yes Yes Yes Yes Yes Yes
FeatureAndroid webviewChrome for AndroidEdge mobileFirefox for AndroidOpera AndroidiOS SafariSamsung Internet
Basic support Yes Yes Yes Yes Yes Yes Yes

See also

Document Tags and Contributors

Contributors to this page: fscholz, teoli
Last updated by: fscholz,