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  1. 403 Forbidden vs 401 Unauthorized HTTP responses

    Jul 21, 2010 · In summary, a 401 Unauthorized response should be used for missing or bad authentication, and a 403 Forbidden response should be used afterwards, when the user is …

  2. 401 unauthorized : [no body] with root cause in JAVA Spring

    Dec 13, 2022 · 401 unauthorized : [no body] with root cause in JAVA Spring Asked 3 years, 1 month ago Modified 3 years, 1 month ago Viewed 15k times

  3. ASP.NET Calling WebMethod with jQuery AJAX "401 (Unauthorized)"

    Apr 13, 2014 · 401 Unauthorised means that: User authentication hasn't been provided or It was provided but failed authentication tests This corroborates with what you've said about adding …

  4. The request failed with HTTP status 401: Unauthorized

    Jul 19, 2010 · In Chrome, I can call the ASMX and invoke the web methods successfully. However, in calling the web methods in code, from the .NET 2.0 website I get: The request …

  5. c# - ASP.NET Web API : Correct way to return a 401/unauthorised ...

    Jul 3, 2015 · All the relevant controllers have the right attributes, and authentication is working ok. The problem is that not all of the request can be authorised in the scope of an attribute - some …

  6. .net - What causes "HTTP status 401: OK" - Stack Overflow

    Sep 8, 2011 · Message: The request failed with HTTP status 401: OK. Stack Trace: at System.Web.Services.Protocols.SoapHttpClientProtocol.ReadResponse(SoapClientMessage …

  7. 401 Unauthorized: Access is denied due to invalid credentials

    Nov 8, 2012 · This webpage discusses the 401 Unauthorized error due to invalid credentials and provides solutions to resolve it.

  8. IIS Windows Authentication 401 UnAuthorized - Stack Overflow

    Jan 30, 2018 · Windows Authentication is normally handled by IIS. This is the way it works: Client requests the page. IIS returns a HTTP 401 response, with a header saying that it accepts …

  9. Authorization in RESTful HTTP API, 401 WWW-Authenticate

    What WWW-Authenticate header should 401 responses supply? In general the WWW-Authenticate header tells the client what kind of authentication the server will accept.

  10. WebClient GET Request Fails With 401 Unauthorized

    Nov 19, 2018 · I am trying to make a GET api request with the below C# code but it fails with System.Net.WebException: The remote server returned an error: (401) Unauthorized. at …