diff --git a/fhem/docs/commandref_frame.html b/fhem/docs/commandref_frame.html
index 970bf4cd9..e05d66412 100644
--- a/fhem/docs/commandref_frame.html
+++ b/fhem/docs/commandref_frame.html
@@ -1528,6 +1528,20 @@ The following local attributes are used by a wider range of devices:
         dynamically.
     </li><br>
 
+    <a name="globaldisableFeatures"></a>
+    <li>disableFeatures <values><br>
+        comma separated list of values. Currently following values are
+        recognized:
+        <ul>
+          <li>attrTemplate: to avoid loading the AttrTemplates (which currently
+            consumes about 1MB of memory and needs some seconds to load on a
+            slow hardware)</li>
+          <li>securityCheck: to avoid checking if each Server port is secured
+            by password. May make sense to avoid warnings, if you know it
+            better.</li> </li><br>
+        </ul>
+        </li>
+
     <a name="dnsHostsFile"></a>
     <li>dnsHostsFile<br>
         If dnsServer is set, check the contents of the file specified as
diff --git a/fhem/docs/commandref_frame_DE.html b/fhem/docs/commandref_frame_DE.html
index f35ca86f4..0286f12b7 100644
--- a/fhem/docs/commandref_frame_DE.html
+++ b/fhem/docs/commandref_frame_DE.html
@@ -1636,6 +1636,18 @@ Die folgenden lokalen Attribute werden von mehreren Ger&auml;ten verwendet:
         IPv4 unterst&uuml;tzt.
     </li><br>
 
+    <a name="globaldisableFeatures"></a>
+    <li>disableFeatures <values><br>
+        Komma separierte Liste von Werten. Z.Zt. werden Folgende erkannt:
+        <ul>
+          <li>attrTemplate: um das Laden der AttrTemplates zu vermeiden.
+            </li>
+          <li>securityCheck: um bei fehlenden Benutzer/Passwort bei den
+            aktivierten Netzwerk-Server keine Warnmeldung zu generieren.
+            </li><br>
+        </ul>
+        </li>
+
     <a name="dnsServer"></a>
     <li>dnsServer<br>
         Enth&auml;lt die IP Adresse des DNS Servers. Die von bestimmten Modulen
diff --git a/fhem/fhem.pl b/fhem/fhem.pl
index 45da1837a..aa501bdc8 100755
--- a/fhem/fhem.pl
+++ b/fhem/fhem.pl
@@ -331,7 +331,7 @@ my @globalAttrList = qw(
   blockingCallMax
   commandref:modular,full
   configfile
-  disableFeatures:multiple,attrTemplate
+  disableFeatures:multiple-strict,attrTemplate,securityCheck
   dnsHostsFile
   dnsServer
   dupTimeout
@@ -5983,6 +5983,7 @@ sub
 SecurityCheck()
 {
   my @fnd;
+  return if(AttrVal("global", "disableFeatures", "") =~ m/\bsecurityCheck\b/i);
   foreach my $sdev (keys %defs) {
     next if($defs{$sdev}{TEMPORARY});
     my $type = $defs{$sdev}{TYPE};