Following code will display error: The date in the certificate is invalid or has expired. if the SSL cerificate on the server is expired. set objHttp = Server.CreateObject("MSXML2... objHttp.Open "POST", "https://<POSTURL>", false objHttp.send objRequest We need to update the SSL certificate to get it work, we can also ignore the above error just by adding following highlightrd lines in the code, in that case communication will no longer be secure. Const SXH_SERVER_CERT_IGNORE_ALL_... ......