diff --git a/Asterisk.2013/Asterisk.NET/AsterNET.csproj b/Asterisk.2013/Asterisk.NET/AsterNET.csproj
index 7301a75..1a101cb 100644
--- a/Asterisk.2013/Asterisk.NET/AsterNET.csproj
+++ b/Asterisk.2013/Asterisk.NET/AsterNET.csproj
@@ -323,6 +323,11 @@
     <Compile Include="Manager\Event\PeerStatusEvent.cs" />
     <Compile Include="Manager\Event\QueueEntryEvent.cs" />
     <Compile Include="Manager\Event\QueueEvent.cs" />
+    <Compile Include="Manager\Event\ChallengeResponseFailedEvent.cs" />
+    <Compile Include="Manager\Event\InvalidAccountIDEvent.cs" />
+    <Compile Include="Manager\Event\DeviceStateChangeEvent.cs" />
+    <Compile Include="Manager\Event\ChallengeSentEvent.cs" />
+    <Compile Include="Manager\Event\SuccessfulAuthEvent.cs" />
     <Compile Include="Manager\Event\QueueMemberAddedEvent.cs" />
     <Compile Include="Manager\Event\QueueMemberEvent.cs" />
     <Compile Include="Manager\Event\QueueMemberPausedEvent.cs" />
@@ -399,4 +404,4 @@
     <PostBuildEvent>
     </PostBuildEvent>
   </PropertyGroup>
-</Project>
\ No newline at end of file
+</Project>
diff --git a/Asterisk.2013/Asterisk.NET/Manager/Event/ChallengeResponseFailedEvent.cs b/Asterisk.2013/Asterisk.NET/Manager/Event/ChallengeResponseFailedEvent.cs
new file mode 100644
index 0000000..170b5cb
--- /dev/null
+++ b/Asterisk.2013/Asterisk.NET/Manager/Event/ChallengeResponseFailedEvent.cs
@@ -0,0 +1,16 @@
+namespace AsterNET.Manager.Event
+{
+
+    /// <summary>
+    ///     Raised when a request's attempt to authenticate has been challenged, and the request failed the authentication challenge.<br />
+    /// </summary>
+    public class ChallengeResponseFailedEvent : ManagerEvent
+{
+    public ChallengeResponseFailedEvent(ManagerConnection source)
+        : base(source)
+    {
+    }
+
+        public string Status { get; set; }
+    }
+}
diff --git a/Asterisk.2013/Asterisk.NET/Manager/Event/ChallengeSentEvent.cs b/Asterisk.2013/Asterisk.NET/Manager/Event/ChallengeSentEvent.cs
new file mode 100644
index 0000000..df155dc
--- /dev/null
+++ b/Asterisk.2013/Asterisk.NET/Manager/Event/ChallengeSentEvent.cs
@@ -0,0 +1,16 @@
+namespace AsterNET.Manager.Event
+{
+
+    /// <summary>
+    ///     Raised when an Asterisk service sends an authentication challenge to a request..<br />
+    /// </summary>
+    public class ChallengeSentEvent : ManagerEvent
+    {
+        public ChallengeSentEvent(ManagerConnection source)
+            : base(source)
+        {
+        }
+
+        public string Status { get; set; }
+    }
+}
\ No newline at end of file
diff --git a/Asterisk.2013/Asterisk.NET/Manager/Event/DeviceStateChangeEvent.cs b/Asterisk.2013/Asterisk.NET/Manager/Event/DeviceStateChangeEvent.cs
new file mode 100644
index 0000000..415b3e1
--- /dev/null
+++ b/Asterisk.2013/Asterisk.NET/Manager/Event/DeviceStateChangeEvent.cs
@@ -0,0 +1,17 @@
+namespace AsterNET.Manager.Event
+{
+
+    /// <summary>
+    ///     Raised when a device state changes.<br />
+    ///     This differs from the ExtensionStatus event because this event is raised for all device state changes, not only for changes that affect dialplan hints.
+    /// </summary>
+    public class DeviceStateChangeEvent : ManagerEvent
+    {
+        public DeviceStateChangeEvent(ManagerConnection source)
+            : base(source)
+        {
+        }
+
+        public string Status { get; set; }
+    }
+}
\ No newline at end of file
diff --git a/Asterisk.2013/Asterisk.NET/Manager/Event/InvalidAccountIDEvent.cs b/Asterisk.2013/Asterisk.NET/Manager/Event/InvalidAccountIDEvent.cs
new file mode 100644
index 0000000..44154dc
--- /dev/null
+++ b/Asterisk.2013/Asterisk.NET/Manager/Event/InvalidAccountIDEvent.cs
@@ -0,0 +1,16 @@
+namespace AsterNET.Manager.Event
+{
+
+    /// <summary>
+    ///     Raised when a request fails an authentication check due to an invalid account ID.<br />
+    /// </summary>
+    public class InvalidAccountIDEvent : ManagerEvent
+    {
+        public InvalidAccountIDEvent(ManagerConnection source)
+            : base(source)
+        {
+        }
+
+        public string Status { get; set; }
+    }
+}
\ No newline at end of file
diff --git a/Asterisk.2013/Asterisk.NET/Manager/Event/SuccessfulAuthEvent.cs b/Asterisk.2013/Asterisk.NET/Manager/Event/SuccessfulAuthEvent.cs
new file mode 100644
index 0000000..c87a9e0
--- /dev/null
+++ b/Asterisk.2013/Asterisk.NET/Manager/Event/SuccessfulAuthEvent.cs
@@ -0,0 +1,16 @@
+namespace AsterNET.Manager.Event
+{
+
+    /// <summary>
+    ///     Raised when a request successfully authenticates with a service..<br />
+    /// </summary>
+    public class SuccessfulAuthEvent : ManagerEvent
+    {
+        public SuccessfulAuthEvent(ManagerConnection source)
+            : base(source)
+        {
+        }
+
+        public string Status { get; set; }
+    }
+}
\ No newline at end of file
diff --git a/Asterisk.2013/Asterisk.NET/Manager/ManagerConnection.cs b/Asterisk.2013/Asterisk.NET/Manager/ManagerConnection.cs
index cd594b1..daf82bb 100644
--- a/Asterisk.2013/Asterisk.NET/Manager/ManagerConnection.cs
+++ b/Asterisk.2013/Asterisk.NET/Manager/ManagerConnection.cs
@@ -47,6 +47,7 @@ namespace AsterNET.Manager
 	public delegate void MeetMeJoinEventHandler(object sender, Event.MeetmeJoinEvent e);
 	public delegate void MeetMeLeaveEventHandler(object sender, Event.MeetmeLeaveEvent e);
 	public delegate void MeetMeTalkingEventHandler(object sender, Event.MeetmeTalkingEvent e);
+
 	public delegate void MessageWaitingEventHandler(object sender, Event.MessageWaitingEvent e);
 	public delegate void NewCallerIdEventHandler(object sender, Event.NewCallerIdEvent e);
 	public delegate void NewChannelEventHandler(object sender, Event.NewChannelEvent e);
@@ -100,7 +101,11 @@ namespace AsterNET.Manager
     public delegate void QueueCallerJoinEventHandler(object sender, Event.QueueCallerJoinEvent e);
     public delegate void QueueCallerLeaveEventHandler(object sender, Event.QueueCallerLeaveEvent e);
     public delegate void QueueMemberPauseEventHandler(object sender, Event.QueueMemberPauseEvent e);
-
+    public delegate void ChallengeResponseFailedEventHandler(object sender, Event.ChallengeResponseFailedEvent e);
+    public delegate void InvalidAccountIDEventHandler(object sender, Event.InvalidAccountIDEvent e);
+    public delegate void DeviceStateChangedEventHandler(object sender, Event.DeviceStateChangeEvent e);
+    public delegate void ChallengeSentEventHandler(object sender, Event.ChallengeSentEvent e);
+    public delegate void SuccessfulAuthEventHandler(object sender, Event.SuccessfulAuthEvent e);
 
 
     #endregion
@@ -518,6 +523,31 @@ namespace AsterNET.Manager
         /// <b>Available since : </b> <see href="https://wiki.asterisk.org/wiki/display/AST/Asterisk+12+Documentation" target="_blank" alt="Asterisk 12 wiki docs">Asterisk 12</see>.
         /// </summary>
         public event QueueMemberPauseEventHandler QueueMemberPause;
+		
+	/// <summary>
+	/// A ChallengeResponseFailed is triggered when a request's attempt to authenticate has been challenged, and the request failed the authentication challenge.
+	/// </summary>
+	public event ChallengeResponseFailedEventHandler ChallengeResponseFailed;
+
+        /// <summary>
+	/// A InvalidAccountID is triggered when a request fails an authentication check due to an invalid account ID.
+	/// </summary>
+	public event InvalidAccountIDEventHandler InvalidAccountID;
+
+        /// <summary>
+	/// A DeviceStateChanged is triggered when a device state changes.
+	/// </summary>
+	public event DeviceStateChangedEventHandler DeviceStateChanged;
+
+        /// <summary>
+	/// A ChallengeSent is triggered when an Asterisk service sends an authentication challenge to a request..
+	/// </summary>
+	public event ChallengeSentEventHandler ChallengeSent;
+
+        /// <summary>
+	/// A SuccessfulAuth is triggered when a request successfully authenticates with a service.
+	/// </summary>
+	public event SuccessfulAuthEventHandler SuccessfulAuth;
 
         #endregion
 
@@ -633,6 +663,12 @@ namespace AsterNET.Manager
             Helper.RegisterEventHandler(registeredEventHandlers, 95, typeof(QueueCallerJoinEvent));
             Helper.RegisterEventHandler(registeredEventHandlers, 96, typeof(QueueCallerLeaveEvent));
             Helper.RegisterEventHandler(registeredEventHandlers, 97, typeof(QueueMemberPauseEvent));
+			
+	    Helper.RegisterEventHandler(registeredEventHandlers, 98, typeof(ChallengeResponseFailedEvent));
+            Helper.RegisterEventHandler(registeredEventHandlers, 99, typeof(InvalidAccountIDEvent));
+            Helper.RegisterEventHandler(registeredEventHandlers, 100, typeof(DeviceStateChangeEvent));
+            Helper.RegisterEventHandler(registeredEventHandlers, 101, typeof(ChallengeSentEvent));
+            Helper.RegisterEventHandler(registeredEventHandlers, 102, typeof(SuccessfulAuthEvent));
 
             #endregion
 
@@ -1281,6 +1317,41 @@ namespace AsterNET.Manager
                             QueueMemberPause(this, (QueueMemberPauseEvent)e);
                         }
                         break;
+		    case 98:
+                        if (ChallengeResponseFailed != null)
+                        {
+                            ChallengeResponseFailed(this, (ChallengeResponseFailedEvent)e);
+                            return;
+                        }
+                        break;
+                    case 99:
+                        if (InvalidAccountID != null)
+                        {
+                            InvalidAccountID(this, (InvalidAccountIDEvent)e);
+                            return;
+                        }
+                        break;
+                    case 100:
+                        if (DeviceStateChanged != null)
+                        {
+                            DeviceStateChanged(this, (DeviceStateChangeEvent)e);
+                            return;
+                        }
+                        break;
+                    case 101:
+                        if (ChallengeSent != null)
+                        {
+                            ChallengeSent(this, (ChallengeSentEvent)e);
+                            return;
+                        }
+                        break;
+                    case 102:
+                        if (SuccessfulAuth != null)
+                        {
+                            SuccessfulAuth(this, (SuccessfulAuthEvent)e);
+                            return;
+                        }
+                        break;
                     default:
 						if (UnhandledEvent != null)
 							UnhandledEvent(this, e);
@@ -2540,4 +2611,4 @@ namespace AsterNET.Manager
 		}
 		#endregion
 	}
-}
\ No newline at end of file
+}