https://community.appian.com/discussions/f/integrations/37316/legacy-web-service-authentication-using-api-keyHI team I want to connect with legacy web service using API key instead of generic user id and password I generated the API key from web API Authentication in admin console also added service account in user groups however it didn&#39;t work Pleaseen-USTelligent Community 12https://community.appian.com/thread/139691?ContentTypeID=1Sat, 17 Aug 2024 04:02:30 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:f3de19c3-4f71-479c-8e12-60f8bbca3b08Yogi Patel<p><span>AKAIK, to call Web Service(SOAP) exposed by Appian, you need to send the user name and password in request. API KEY based authentication is not supported. Following link might be useful:</span></p> <p><span><a href="https://docs.appian.com/suite/help/24.2/Publishing_Process_Models_as_Web_Services.html">https://docs.appian.com/suite/help/24.2/Publishing_Process_Models_as_Web_Services.html</a></span></p><div style="clear:both;"></div>https://community.appian.com/thread/139670?ContentTypeID=1Fri, 16 Aug 2024 11:29:38 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:9c05b653-2292-42fa-ae81-e7dc85b9b1f1Ramanpreet.Nirman<p>I need soap call only along API key authentication as I can&#39;t use REST service call&nbsp;</p><div style="clear:both;"></div>