diff --git a/.build.number b/.build.number
index f32b18b..257f8bd 100644
--- a/.build.number
+++ b/.build.number
@@ -1,3 +1,3 @@
 #Build Number for ANT. Do not edit!
-#Thu Oct 06 22:29:49 CEST 2011
-build.number=43
+#Sat Oct 08 12:44:09 CEST 2011
+build.number=47
diff --git a/src/de/sockenklaus/XmlStats/Webserver.java b/src/de/sockenklaus/XmlStats/Webserver.java
index 05dd52d..bb8d7f0 100644
--- a/src/de/sockenklaus/XmlStats/Webserver.java
+++ b/src/de/sockenklaus/XmlStats/Webserver.java
@@ -81,6 +81,12 @@ public class Webserver {
 		this.server.createContext("/user_list.xml", new UserList());
 		XmlStats.LogDebug("Created context /user_list.xml.");
 		
+		this.server.createContext("/auth_register.xml", new AuthRegister());
+		XmlStats.LogDebug("Created context /auth_register.xml.");
+		
+		this.server.createContext("auth_deregister.xml", new AuthDeregister());
+		XmlStats.LogDebug("Created context /auth_deregister.xml.");
+		
 		this.server.start();
 		XmlStats.LogDebug("Started webserver.");
 	}
diff --git a/src/de/sockenklaus/XmlStats/XmlWorkers/AuthDeregister.java b/src/de/sockenklaus/XmlStats/XmlWorkers/AuthDeregister.java
new file mode 100644
index 0000000..719d862
--- /dev/null
+++ b/src/de/sockenklaus/XmlStats/XmlWorkers/AuthDeregister.java
@@ -0,0 +1,49 @@
+/**
+ * 
+ */
+package de.sockenklaus.XmlStats.XmlWorkers;
+
+import java.util.List;
+import java.util.Map;
+
+import org.w3c.dom.Element;
+
+import de.sockenklaus.XmlStats.Exceptions.XmlStatsException;
+
+/**
+ * @author socrates
+ *
+ */
+public class AuthDeregister extends XmlWorker {
+
+	/* (non-Javadoc)
+	 * @see de.sockenklaus.XmlStats.XmlWorkers.XmlWorker#getXml(java.util.Map)
+	 */
+	@Override
+	protected Element getXml(Map<String, List<String>> parameters)
+			throws XmlStatsException {
+		// TODO Auto-generated method stub
+		return null;
+	}
+
+	/* (non-Javadoc)
+	 * @see de.sockenklaus.XmlStats.XmlWorkers.XmlWorker#getSumXml(java.util.List, java.util.Map)
+	 */
+	@Override
+	protected Element getSumXml(List<String> playerList,
+			Map<String, List<String>> parameters) throws XmlStatsException {
+		// TODO Auto-generated method stub
+		return null;
+	}
+
+	/* (non-Javadoc)
+	 * @see de.sockenklaus.XmlStats.XmlWorkers.XmlWorker#getUserXml(java.util.List, java.util.Map)
+	 */
+	@Override
+	protected Element getUserXml(List<String> playerList,
+			Map<String, List<String>> parameters) throws XmlStatsException {
+		// TODO Auto-generated method stub
+		return null;
+	}
+
+}
diff --git a/src/de/sockenklaus/XmlStats/XmlWorkers/AuthRegister.java b/src/de/sockenklaus/XmlStats/XmlWorkers/AuthRegister.java
new file mode 100644
index 0000000..2cc99ea
--- /dev/null
+++ b/src/de/sockenklaus/XmlStats/XmlWorkers/AuthRegister.java
@@ -0,0 +1,104 @@
+/**
+ * 
+ */
+package de.sockenklaus.XmlStats.XmlWorkers;
+
+import java.io.File;
+import java.util.List;
+import java.util.Map;
+
+import org.bukkit.util.config.Configuration;
+import org.w3c.dom.Element;
+
+import de.sockenklaus.XmlStats.XmlStats;
+import de.sockenklaus.XmlStats.XmlStatsRegistry;
+import de.sockenklaus.XmlStats.Exceptions.XmlStatsException;
+
+/**
+ * @author socrates
+ *
+ */
+public class AuthRegister extends XmlWorker {
+
+	private String authKeyFilename;
+	private String tempAuthKeyFilname;
+	
+	public AuthRegister(){
+		super();
+		this.authKeyFilename = "auth_keys.yaml";
+		this.tempAuthKeyFilname = "auth_keys_tmp.yml";
+	}
+	
+	/* (non-Javadoc)
+	 * @see de.sockenklaus.XmlStats.XmlWorkers.XmlWorker#getXml(java.util.Map)
+	 */
+	@Override
+	protected Element getXml(Map<String, List<String>> parameters) throws XmlStatsException {
+
+		if(parameters.containsKey("key")){
+			for (String key : parameters.get("key")){
+				XmlStats x_temp = (XmlStats)XmlStatsRegistry.get("xmlstats");
+				File authKeyFile = new File(x_temp.getDataFolder(), this.authKeyFilename);
+				
+				Configuration authKeyConf = new Configuration(authKeyFile);
+				if(authKeyFile.exists()){
+					authKeyConf.load();
+					/*
+					 * Hier kann geschaut werden, ob der Key in der AuthKey steht
+					 * 
+					 */
+					return null;
+				}
+				else {
+					/*
+					 * Datei existiert nicht, Key kann nicht existieren
+					 */
+					File tempAuthKeyFile = new File(x_temp.getDataFolder(), this.tempAuthKeyFilname);
+					
+					Configuration tempAuthKeyConf = new Configuration(tempAuthKeyFile);
+					if(tempAuthKeyFile.exists()){
+						tempAuthKeyConf.load();
+						if(tempAuthKeyConf.getList("keys") != null && tempAuthKeyConf.getList("keys").contains(key)){
+							/*
+							 * Key existiert schon in auth_keys_tmp... mach was
+							 */
+							return null;
+						}
+						else tempAuthKeyConf.setProperty("keys.key",key);
+					}
+					else {
+						tempAuthKeyConf.setProperty("keys.key", key);
+						/*
+						 * Key wurde in auth_keys_tmp eingetragen... jetzt reagieren.
+						 */
+						return null;
+					}
+					
+					tempAuthKeyConf.save();
+				}
+			}
+			XmlStats.LogWarn("auth_register: There should be a key, but acutally there is no...");
+			throw new XmlStatsException("auth_register: There should be a key, but actually there is no...");
+			
+		}
+		else throw new XmlStatsException("No key given!");
+		
+	}
+
+	/* (non-Javadoc)
+	 * @see de.sockenklaus.XmlStats.XmlWorkers.XmlWorker#getSumXml(java.util.List, java.util.Map)
+	 */
+	@Override
+	protected Element getSumXml(List<String> playerList, Map<String, List<String>> parameters) throws XmlStatsException {
+		return this.getXml(parameters);
+	}
+
+	/* (non-Javadoc)
+	 * @see de.sockenklaus.XmlStats.XmlWorkers.XmlWorker#getUserXml(java.util.List, java.util.Map)
+	 */
+	@Override
+	protected Element getUserXml(List<String> playerList, Map<String, List<String>> parameters) throws XmlStatsException {
+		return this.getXml(parameters);
+	}
+
+}