diff --git a/revoke_key.sh b/revoke_key.sh
index 7d6124a..eecc551 100755
--- a/revoke_key.sh
+++ b/revoke_key.sh
@@ -7,6 +7,11 @@ _date="$(date +%Y-%m-%d-%H%M)"
 
 key_names_reserverd="ta ca server"
 
+# - For checking if revokation was successfull
+# -
+_CHECK_DIR="$(mktemp -d)"
+_RT_CERT="${_CHECK_DIR}/revoke-test.pem"
+
 #---------------------------------------
 #-----------------------------
 # Some functions
@@ -17,6 +22,7 @@ clean_up() {
 
    # Perform program exit housekeeping
    rm $log_file
+   rm -rf $_CHECK_DIR
    blank_line
    exit $1
 }
@@ -61,7 +67,7 @@ fatal(){
    echo ""
    echo -e "\t[ \033[31m\033[1mFatal\033[m ]: $*"
    echo ""
-   echo -e "\t\033[37m\033[1mInstalllation will be interrupted\033[m\033[m"
+   echo -e "\t\033[37m\033[1mscript will be interrupted\033[m\033[m"
    echo ""
    clean_up 1
 }
@@ -96,6 +102,22 @@ echo_skipped() {
 trap clean_up SIGHUP SIGINT SIGTERM
 
 
+
+# -------------
+# --- Check some prerequisites
+# -------------
+
+# -Is systemd supported on this system?
+# -
+systemd_supported=false
+systemd=$(which systemd)
+systemctl=$(which systemctl)
+
+if [[ -n "$systemd" ]] && [[ -n "$systemctl" ]] ; then
+   systemd_supported=true
+fi
+
+
 clear
 echo ""
 echo -e "\033[21G\033[32mRevoke OpenVPN key.. \033[m"
@@ -221,6 +243,8 @@ else
    _CLIENT_CERT="${OPENVPN_KEY_DIR}/${KEY_NAME_TO_REVOKE}.crt"
    _CLIENT_KEY="${OPENVPN_KEY_DIR}/${KEY_NAME_TO_REVOKE}.key"
 fi
+_CRL="${OPENVPN_KEY_DIR}/crl.pem"
+_CA_CERT="${OPENVPN_KEY_DIR}/ca.crt"
 
 
 for _name in $key_names_reserverd ; do
@@ -272,6 +296,16 @@ else
    fatal "OpenVPN directory '$OPENVPN_BASE_DIR' not found!"
 fi
 
+
+echononl "Backup cert to revoke for further check. (see below"
+cp -a "$_CLIENT_CERT" "$_CHECK_DIR" > "$log_file" 2>&1
+if [[ $? -eq 0 ]] ; then
+echo_ok
+else
+echo_failed
+   fatal "$(cat $log_file)"
+fi
+
 if $EASYRSA_LAYOUT_NEW ; then
 
 	# ---
@@ -345,34 +379,18 @@ else
 	echo -e "\033[32m--\033[m"
 	echo ""
 
-	echononl "Change into key directory '$KEY_DIR'.."
-	cd "$KEY_DIR" > "$log_file" 2>&1
-	if [[ $? -eq 0 ]] ; then
-		echo_ok
-	else
-		echo_failed
-		fatal "$(cat $log_file)"
-	fi
-
-	echononl "Set Defaults .."
-	CRL="crl.pem"
-	RT="revoke-test.pem"
-	export KEY_CN=""
-	export KEY_OU=""
-	export KEY_NAME=""
-	echo_ok
-
-	echononl "Remove file '$RT'.."
-	rm -f "$RT" > "$log_file" 2>&1
-	if [[ $? -eq 0 ]] ; then
-		echo_ok
-	else
-		echo_failed
-		fatal "$(cat $log_file)"
-	fi
+   #echononl "Change into key directory '$KEY_DIR'.."
+   #cd "$KEY_DIR" > "$log_file" 2>&1
+   #if [[ $? -eq 0 ]] ; then
+   #   echo_ok
+   #else
+   #   echo_failed
+   #   fatal "$(cat $log_file)"
+   #fi
 
 	echononl "Revoke key ${KEY_NAME_TO_REVOKE}.key and update data base .."
-	$OPENSSL ca -revoke "${KEY_NAME_TO_REVOKE}.crt" -config "$KEY_CONFIG" > "$log_file" 2>&1
+	#$OPENSSL ca -revoke "${KEY_NAME_TO_REVOKE}.crt" -config "$KEY_CONFIG" > "$log_file" 2>&1
+	$OPENSSL ca -revoke "${_CLIENT_KEY}" -config "$KEY_CONFIG" > "$log_file" 2>&1
 	if [[ $? -eq 0 ]] ; then
 		echo_ok
 	else
@@ -381,48 +399,67 @@ else
 	fi
 
 	echononl "Generate a new CRL -- try to be compatible with intermediate PKIs"
-	$OPENSSL ca -gencrl -out "$CRL" -config "$KEY_CONFIG" > "$log_file" 2>&1
+	#$OPENSSL ca -gencrl -out "$CRL" -config "$KEY_CONFIG" > "$log_file" 2>&1
+	$OPENSSL ca -gencrl -out "$_CRL" -config "$KEY_CONFIG" > "$log_file" 2>&1
 	if [[ $? -eq 0 ]] ; then
 		echo_ok
 	else
 		echo_failed
 		fatal "$(cat $log_file)"
 	fi
-
-	# ---
-	# - Check if Revokation was sucessfully.
-	# ---
-	echo ""
-	echo -e "\033[32m--\033[m"
-	echo "Check if Revokation of Key $(basename "$_CLIENT_KEY") was sucessfully.."
-	echo -e "\033[32m--\033[m"
-	echo ""
-
-	echononl "Create CA file '$RT' from $CRL to check against.."
-	if [ -e export-ca.crt ]; then
-		cat export-ca.crt "$CRL" >"$RT" 2> "$log_file"
-		_retval=$?
-	else
-		cat ca.crt "$CRL" >"$RT" 2> "$log_file"
-		_retval=$?
-	fi
-	if [[ $_retval -eq 0 ]]; then
-		echo_ok
-	else
-		echo_failed
-		error "$(cat $log_file)"
-		fatal "Verifying the revocation is not possible!"
-	fi
-
-	echononl "Verify the revocation.."
-	$OPENSSL verify -CAfile "$RT" -crl_check "${KEY_NAME_TO_REVOKE}.crt" > "$log_file" 2>&1
-	if [[ $? -eq 2 ]]; then
-		echo_ok
-		info "Key \033[37m\033[1m${KEY_NAME_TO_REVOKE}.key\033[m successfully revoked."
-	else
-		echo_failed
-		error "$(cat $log_file)"
-	fi
 fi
 
+
+# ---
+# - Check if Revokation was sucessfully.
+# ---
+echo ""
+echo -e "\033[32m--\033[m"
+echo "Check if Revokation of Key $(basename "$_CLIENT_KEY") was sucessfully.."
+echo -e "\033[32m--\033[m"
+echo ""
+
+# - "Create CA file '$_RT_CERT' including (new) $_CRL to check against..
+# -
+echononl "Create CA file '$_RT_CERT' to check against.."
+cat "$_CA_CERT" "$_CRL" >"$_RT_CERT" 2> "$log_file"
+if [[ $? -eq 0 ]] ; then
+   echo_ok
+else
+   echo_failed
+   error "$(cat $log_file)"
+	fatal "Verifying the revocation is not possible!"
+fi
+
+[[ -z "$OPENSSL" ]] && OPENSSL="$(which openssl)"
+
+echononl "Verify the revocation.."
+$OPENSSL verify -CAfile "$_RT_CERT" -crl_check "${_CHECK_DIR}/$(basename "$_CLIENT_CERT")" > "$log_file" 2>&1
+if [[ $? -eq 2 ]]; then
+	echo_ok
+	info "Key \033[37m\033[1m$(basename "$_CLIENT_KEY")\033[m successfully revoked."
+else
+	echo_failed
+	error "$(cat $log_file)"
+fi
+
+# ---
+# - Start apache webservice
+# ---
+echo ""
+echononl "\tRestart OpenVPN Service.."
+if $systemd_supported ; then
+   systemctl restart openvpn > $log_file 2>&1
+else
+   /etc/init.d/openvpn restart > $log_file 2>&1
+fi
+if [ "$?" = "0" ]; then
+   echo_ok
+else
+   echo_failed
+   error "$(cat $log_file)"
+   warn "Restarting OpenVPN Service failed!."
+fi
+
+
 clean_up 0