diff --git a/fhem/FHEM/00_ZWDongle.pm b/fhem/FHEM/00_ZWDongle.pm
index cc2601fe3..f643a09b3 100755
--- a/fhem/FHEM/00_ZWDongle.pm
+++ b/fhem/FHEM/00_ZWDongle.pm
@@ -26,9 +26,9 @@ sub ZWave_ProcessSendStack($);
 # https://bitbucket.org/bradsjm/aeonzstickdriver
 my %sets = (
   "addNode"          => { cmd => "4a%02x@",    # ZW_ADD_NODE_TO_NETWORK'
-                        param => {nwOn=>0xc1, on=>0x81, off=>0x05 } },
+                          param => {nwOn=>0xc1, on=>0x81, off=>0x05 } },
   "removeNode"       => { cmd => "4b%02x@",    # ZW_REMOVE_NODE_FROM_NETWORK'
-                        param => {nwOn=>0xc1, on=>0x81, off=>0x05 } },
+                          param => {nwOn=>0xc1, on=>0x81, off=>0x05 } },
   "createNode"       => { cmd => "60%02x" },   # ZW_REQUEST_NODE_INFO'
   "removeFailedNode" => { cmd => "61%02x" },   # ZW_REMOVE_FAILED_NODE_ID
   "replaceFailedNode"=> { cmd => "63%02x" },   # ZW_REPLACE_FAILED_NODE
@@ -294,6 +294,15 @@ ZWDongle_Set($@)
     $cmd =~ s/\@/$c/g;
   }
 
+  if($type eq "addNode") {
+    if(@a == 2 && $a[2] =~ m/^sec/i) {
+      $hash->{addSecure} = pop(@a);
+    } else {
+      delete($hash->{addSecure});
+    }
+    Log 1, "CMD:".join("/",@a)."/";
+  }
+
   my @ca = split("%", $cmd, -1);
   my $nargs = int(@ca)-1;
   return "set $name $type needs $nargs arguments" if($nargs != int(@a));
@@ -652,9 +661,8 @@ ZWDongle_Read($@)
       next;
     }
     $hash->{nrNAck} = 0;
-    Log3 $name, 5, "ZWDongle_Read -> sending ACK";
+    Log3 $name, 5, "ZWDongle_Read $name: ACK, processing $msg";
     DevIo_SimpleWrite($hash, "06", 1);          # Send ACK
-    Log3 $name, 5, "ZWDongle_Read $name: processing $msg";
     
     # SEND_DATA OK: remove message from SendStack. TODO: check the callbackId
     if($msg =~ m/^0013..00/ ){
@@ -669,6 +677,7 @@ ZWDongle_Read($@)
     last if(defined($local) && (!defined($regexp) || ($msg =~ m/$regexp/)));
     $hash->{PARTIAL} = $data;	 # Recursive call by ZWave get, Forum #37418
     ZWDongle_Parse($hash, $name, $msg);
+
     $data = $hash->{PARTIAL};
     $msg = undef;
   }
@@ -855,14 +864,17 @@ ZWDongle_Ready($)
   <b>Set</b>
   <ul>
 
-  <li>addNode [nwOn|on|off]<br>
+  <li>addNode [nwOn|on|off] [sec]<br>
     Activate (or deactivate) inclusion mode. The controller (i.e. the dongle)
     will accept inclusion (i.e. pairing/learning) requests only while in this
     mode. After activating inclusion mode usually you have to press a switch
     three times within 1.5 seconds on the node to be included into the network
     of the controller. If autocreate is active, a fhem device will be created
-    after inclusion. "on" activates standard inclusion. "nwOn" activates network 
-    wide inclusion (only SDK 4.5-4.9, SDK 6.x and above).</li>
+    after inclusion. "on" activates standard inclusion. "nwOn" activates network
+    wide inclusion (only SDK 4.5-4.9, SDK 6.x and above).<br>
+    If sec is specified, the ZWDongle networkKey ist set, and the device
+    supports the SECURITY class, then a secure inclusion is attempted.
+    </li>
 
   <li>removeNode [nwOn|on|off]<br>
     Activate (or deactivate) exclusion mode. "on" activates standard exclusion. 
diff --git a/fhem/FHEM/10_ZWave.pm b/fhem/FHEM/10_ZWave.pm
index a42d895fc..8615e1871 100755
--- a/fhem/FHEM/10_ZWave.pm
+++ b/fhem/FHEM/10_ZWave.pm
@@ -195,7 +195,10 @@ my %zwave_class = (
   ASSOCIATION_GRP_INFO     => { id => '59' },
   DEVICE_RESET_LOCALLY     => { id => '5a',
     parse => { "025a01"    => "deviceResetLocally:yes" } },
-  CENTRAL_SCENE            => { id => '5b' },
+  CENTRAL_SCENE            => { id => '5b',
+    parse => { "055b03..00(..)" => '"cSceneSet:".hex($1)',
+               "055b03..02(..)" => '"cSceneDim:".hex($1)',
+               "055b03..01(..)" => '"cSceneDimEnd:".hex($1)'}  },
   IP_ASSOCIATION           => { id => '5c' },
   ANTITHEFT                => { id => '5d' },
   ZWAVEPLUS_INFO           => { id => '5e',
@@ -1584,14 +1587,17 @@ ZWave_Parse($$@)
       return "" if(!$dh);
 
       $dh->{lastMsgTimestamp} = time();
-      my $classes = AttrVal($dh->{NAME}, "classes", "");
-      if($classes =~ m/SECURITY/) {
-        my $key = AttrVal($ioName, "networkKey", "");
-        if($key) {
-          $iodev->{secInitName} = $dh->{NAME};
-          return ZWave_securityInit($dh);
-        } else {
-          Log3 $ioName, 2, "No secure inclusion as $ioName has no networkKey";
+
+      if($iodev->{addSecure}) {
+        my $classes = AttrVal($dh->{NAME}, "classes", "");
+        if($classes =~ m/SECURITY/) {
+          my $key = AttrVal($ioName, "networkKey", "");
+          if($key) {
+            $iodev->{secInitName} = $dh->{NAME};
+            return ZWave_securityInit($dh);
+          } else {
+            Log3 $ioName, 2, "No secure inclusion as $ioName has no networkKey";
+          }
         }
       }
       return ZWave_execInits($dh, 0);
@@ -2350,6 +2356,11 @@ s2Hex($)
   <br><br><b>Class BATTERY</b>
   <li>battery:chargelevel %</li>
 
+  <br><br><b>Class CENTRAL_SCENE</b>
+  <li>cSceneSet:X</li>
+  <li>cSceneDim:X</li>
+  <li>cSceneDimEnd:X</li>
+
   <br><br><b>Class CLIMATE_CONTROL_SCHEDULE</b>
   <li>ccsOverride:[no|temporary|permanent],
                   [frost protection|energy saving|unused]</li>