It does not recognize the basic auth in the URL: http://myPDFrenderer.local:5555/api/render?url=http://john:password@127.0.0.3:88/mySite Nor does it forward the basic auth applied directly to the endpoint '/api/render' to the target URL: http://john:password@myPDFrenderer.local:5555/api/render?url=http://127.0.0.3:88/mySite