https://community.appian.com/discussions/f/integrations/10332/how-to-call-a-rest-api-secured-with-ntlm-authentication-using-webandxmlextensions-pluginHello We are trying to call a REST API secured with NTLM Authentication, using the WebAndXMLExtensions plugin v5.4.3 (appian shared component) Does anybody have done this successfully ? If yes, how did you setup the parameters for it ? Thanksen-USTelligent Community 12https://community.appian.com/thread/45548?ContentTypeID=1Mon, 22 May 2017 13:21:16 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:8cdfee26-67a9-4589-9813-a339e2cbefd7JoshI haven&amp;#x27;t worked with NTLM Authentication, but I have used this plugin before. The source code appears that it will authenticate using a NTLM Scheme if you supply the user, password, and domain.<div style="clear:both;"></div>