Description

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.

See Also

• Spec
• HTTP authentication
• WWW-Authenticate
• Authorization
• Proxy-Authenticate
• Proxy-Authorization
• 401 Unauthorized
• 403 Forbidden

Source: https://developer.mozilla.org/en-US/docs/Web/HTTP/Status/407