topic Unable to access the authentication service. in ArcGIS Online Questions https://community.esri.com/t5/arcgis-online-questions/unable-to-access-the-authentication-service/m-p/612224#M30542 <HTML><HEAD></HEAD><BODY><P>When adding a secured service into AGOL from ArcGIS Server I receive unable to access the authentication service.&nbsp; I have contacted ESRI and they confirmed that the web adaptor is working and configured correctly.</P></BODY></HTML> Tue, 18 Apr 2017 00:25:40 GMT GISAdministrator5 2017-04-18T00:25:40Z Unable to access the authentication service. https://community.esri.com/t5/arcgis-online-questions/unable-to-access-the-authentication-service/m-p/612224#M30542 <HTML><HEAD></HEAD><BODY><P>When adding a secured service into AGOL from ArcGIS Server I receive unable to access the authentication service.&nbsp; I have contacted ESRI and they confirmed that the web adaptor is working and configured correctly.</P></BODY></HTML> Tue, 18 Apr 2017 00:25:40 GMT https://community.esri.com/t5/arcgis-online-questions/unable-to-access-the-authentication-service/m-p/612224#M30542 GISAdministrator5 2017-04-18T00:25:40Z Re: Unable to access the authentication service. https://community.esri.com/t5/arcgis-online-questions/unable-to-access-the-authentication-service/m-p/612225#M30543 <HTML><HEAD></HEAD><BODY><P>HI Joe,</P><P></P><P>Were you able to resolve this with Technical Support?</P><P></P><P>-Kelly</P></BODY></HTML> Thu, 20 Apr 2017 22:20:01 GMT https://community.esri.com/t5/arcgis-online-questions/unable-to-access-the-authentication-service/m-p/612225#M30543 KellyGerrow 2017-04-20T22:20:01Z Re: Unable to access the authentication service. https://community.esri.com/t5/arcgis-online-questions/unable-to-access-the-authentication-service/m-p/612226#M30544 <HTML><HEAD></HEAD><BODY><P>Kelly</P><P></P><P>I was able to get this to work now, I add my server to the trusted servers in ArcGIS Online and everything works now</P><P></P><P>Thanks</P><P>Joe</P></BODY></HTML> Thu, 20 Apr 2017 23:45:47 GMT https://community.esri.com/t5/arcgis-online-questions/unable-to-access-the-authentication-service/m-p/612226#M30544 GISAdministrator5 2017-04-20T23:45:47Z