idHTTP1:= TidHTTP.Create(nil);
    idHTTP1.AllowCookies := True;
    idHTTP1.ProxyParams.BasicAuthentication := False;
    idHTTP1.ProxyParams.ProxyPort := 0;
    idHTTP1.Request.ContentLength := -1;
    idHTTP1.Request.ContentRangeEnd := -1;
    idHTTP1.Request.ContentRangeStart := -1;
    idHTTP1.Request.ContentRangeInstanceLength := -1;
    idHTTP1.Request.Accept := 'text/html, */*';
    idHTTP1.Request.BasicAuthentication := False;
    idHTTP1.Request.UserAgent := 'Apache-HttpClient/4.1.1 (java 1.5)';
    idHTTP1.Request.Connection:='Keep-Alive';
    idHTTP1.Request.AcceptEncoding:='gzip,deflate';

    idHTTP1.ReadTimeout := 1000000000;
    idHTTP1.ConnectTimeout := 1000000000;
    idHTTP1.Response.KeepAlive := true;

    IdSSLIOHandlerSocketOpenSSL1:=TIdSSLIOHandlerSocketOpenSSL.Create(idHTTP1);

    IdSSLIOHandlerSocketOpenSSL1.SSLOptions.Method := sslvTLSv1_2;
    IdSSLIOHandlerSocketOpenSSL1.SSLOptions.Mode := sslmClient; 
    IdSSLIOHandlerSocketOpenSSL1.ConnectTimeout := 1000000000;
    IdSSLIOHandlerSocketOpenSSL1.ReadTimeout := 1000000000;
    idHTTP1.IOHandler:=  IdSSLIOHandlerSocketOpenSSL1;
...