diff --git a/Essentials/PepperDashEssentials/UI/JoinConstants/UIBoolJoin.cs b/Essentials/PepperDashEssentials/UI/JoinConstants/UIBoolJoin.cs
index 5526ea9f..9045335b 100644
--- a/Essentials/PepperDashEssentials/UI/JoinConstants/UIBoolJoin.cs
+++ b/Essentials/PepperDashEssentials/UI/JoinConstants/UIBoolJoin.cs
@@ -346,6 +346,9 @@ namespace PepperDash.Essentials
         /// 12345
         /// </summary>
 		public const uint AvNoControlsSubVisible = 12345;
+
+        // 10000 - 14999 are general "source" pages
+
         /// <summary>
         /// 15001
         /// </summary>
@@ -610,5 +613,36 @@ namespace PepperDash.Essentials
         /// 15091
         /// </summary>
 		public const uint SetupFullDistrib = 15091;
+
+        // PIN dialogs ************************************
+
+        /// <summary>
+        /// 15201
+        /// </summary>
+        public const uint PinDialog4DigitVisible = 15201;
+        /// <summary>
+        /// 15206
+        /// </summary>
+        public const uint PinDialogCancelPress = 15206;
+        /// <summary>
+        /// 15207
+        /// </summary>
+        public const uint PinDialogErrorVisible = 15207;
+        /// <summary>
+        /// 15211
+        /// </summary>
+        public const uint PinDialogDot1 = 15211;
+        /// <summary>
+        /// 15212
+        /// </summary>
+        public const uint PinDialogDot2 = 15212;
+        /// <summary>
+        /// 15213
+        /// </summary>
+        public const uint PinDialogDot3 = 15213;
+        /// <summary>
+        /// 15214
+        /// </summary>
+        public const uint PinDialogDot4 = 15214;
     }
 }
\ No newline at end of file
diff --git a/Essentials/PepperDashEssentials/UI/JoinConstants/UISmartObjectJoin.cs b/Essentials/PepperDashEssentials/UI/JoinConstants/UISmartObjectJoin.cs
index 8a58c340..eb79c655 100644
--- a/Essentials/PepperDashEssentials/UI/JoinConstants/UISmartObjectJoin.cs
+++ b/Essentials/PepperDashEssentials/UI/JoinConstants/UISmartObjectJoin.cs
@@ -37,6 +37,10 @@
         /// 3902 Tech page statuses 
         /// </summary>
         public const uint TechStatusList = 3902;
+        /// <summary>
+        /// 3903
+        /// </summary>
+        public const uint TechPinDialogKeypad = 3903;
 
 	}
 }
\ No newline at end of file
diff --git a/Essentials/PepperDashEssentials/UIDrivers/EssentialsHuddleVTC/EssentialsHuddleTechPageDriver.cs b/Essentials/PepperDashEssentials/UIDrivers/EssentialsHuddleVTC/EssentialsHuddleTechPageDriver.cs
index 23615504..641bfc1f 100644
--- a/Essentials/PepperDashEssentials/UIDrivers/EssentialsHuddleVTC/EssentialsHuddleTechPageDriver.cs
+++ b/Essentials/PepperDashEssentials/UIDrivers/EssentialsHuddleVTC/EssentialsHuddleTechPageDriver.cs
@@ -42,6 +42,16 @@ namespace PepperDash.Essentials.UIDrivers
         /// </summary>
         public const uint JoinText = 1;
 
+        CTimer PinAuthorizedTimer;
+
+        string Pin;
+
+        StringBuilder PinEntryBuilder = new StringBuilder(4);
+
+        bool IsAuthorized;
+
+        SmartObjectNumeric PinKeypad;
+
 
 
         /// <summary>
@@ -49,10 +59,12 @@ namespace PepperDash.Essentials.UIDrivers
         /// </summary>
         /// <param name="trilist"></param>
         /// <param name="parent"></param>
-        public EssentialsHuddleTechPageDriver(BasicTriListWithSmartObject trilist, IAVDriver parent)
+        public EssentialsHuddleTechPageDriver(BasicTriListWithSmartObject trilist, IAVDriver parent, string pin)
             : base(trilist)
         {
             Parent = parent;
+            Pin = pin;
+
             PagesInterlock = new JoinedSigInterlock(trilist);
             PagesInterlock.SetButDontShow(UIBoolJoin.TechSystemStatusVisible);
 
@@ -83,6 +95,8 @@ namespace PepperDash.Essentials.UIDrivers
             MenuList.Count = 3;
 
             BuildStatusList();
+
+            SetupPinModal();
         }
         
         /// <summary>
@@ -90,9 +104,21 @@ namespace PepperDash.Essentials.UIDrivers
         /// </summary>
         public override void Show()
         {
-            TriList.SetBool(UIBoolJoin.TechCommonItemsVisbible, true);
-            PagesInterlock.Show();
-            base.Show();
+            // divert to PIN if we need auth
+            if (IsAuthorized)
+            {
+                // Cancel the auth timer so we don't deauth after coming back in
+                if (PinAuthorizedTimer != null)
+                    PinAuthorizedTimer.Stop();
+
+                TriList.SetBool(UIBoolJoin.TechCommonItemsVisbible, true);
+                PagesInterlock.Show();
+                base.Show();
+            }
+            else
+            {
+                TriList.SetBool(UIBoolJoin.PinDialog4DigitVisible, true);
+            }
         }
 
         /// <summary>
@@ -100,11 +126,93 @@ namespace PepperDash.Essentials.UIDrivers
         /// </summary>
         public override void Hide()
         {
+            // Leave it authorized for 60 seconds.
+            if (IsAuthorized)
+                PinAuthorizedTimer = new CTimer(o => { 
+                    IsAuthorized = false;
+                    PinAuthorizedTimer = null;
+                }, 60000);
             TriList.SetBool(UIBoolJoin.TechCommonItemsVisbible, false);
             PagesInterlock.Hide();
             base.Hide();
         }
 
+        /// <summary>
+        /// Wire up the keypad and buttons
+        /// </summary>
+        void SetupPinModal()
+        {
+            TriList.SetSigFalseAction(UIBoolJoin.PinDialogCancelPress, CancelPinDialog);
+            PinKeypad = new SmartObjectNumeric(TriList.SmartObjects[UISmartObjectJoin.TechPinDialogKeypad], true);
+            PinKeypad.Digit0.UserObject = new Action<bool>(b => { if (b)DialPinDigit('0'); });
+            PinKeypad.Digit1.UserObject = new Action<bool>(b => { if (b)DialPinDigit('1'); });
+            PinKeypad.Digit2.UserObject = new Action<bool>(b => { if (b)DialPinDigit('2'); });
+            PinKeypad.Digit3.UserObject = new Action<bool>(b => { if (b)DialPinDigit('3'); });
+            PinKeypad.Digit4.UserObject = new Action<bool>(b => { if (b)DialPinDigit('4'); });
+            PinKeypad.Digit5.UserObject = new Action<bool>(b => { if (b)DialPinDigit('5'); });
+            PinKeypad.Digit6.UserObject = new Action<bool>(b => { if (b)DialPinDigit('6'); });
+            PinKeypad.Digit7.UserObject = new Action<bool>(b => { if (b)DialPinDigit('7'); });
+            PinKeypad.Digit8.UserObject = new Action<bool>(b => { if (b)DialPinDigit('8'); });
+            PinKeypad.Digit9.UserObject = new Action<bool>(b => { if (b)DialPinDigit('9'); });
+        }
+
+        /// <summary>
+        /// 
+        /// </summary>
+        /// <param name="d"></param>
+        void DialPinDigit(char d)
+        {
+            PinEntryBuilder.Append(d);
+            var len = PinEntryBuilder.Length;
+            SetPinDotsFeedback(len);
+
+            // check it!
+            if (len == 4)
+            {
+                if (Pin == PinEntryBuilder.ToString())
+                {
+                    IsAuthorized = true;
+                    SetPinDotsFeedback(0);
+                    TriList.SetBool(UIBoolJoin.PinDialog4DigitVisible, false);
+                    Show();
+                }
+                else
+                {
+                    SetPinDotsFeedback(0);
+                    TriList.SetBool(UIBoolJoin.PinDialogErrorVisible, true);
+                    new CTimer(o => 
+                        {
+                            TriList.SetBool(UIBoolJoin.PinDialogErrorVisible, false);
+                        }, 1500);
+                }
+
+                PinEntryBuilder.Remove(0, len); // clear it either way
+            }
+        }
+
+        /// <summary>
+        /// Draws the dots as pin is entered
+        /// </summary>
+        /// <param name="len"></param>
+        void SetPinDotsFeedback(int len)
+        {
+            TriList.SetBool(UIBoolJoin.PinDialogDot1, len >= 1);
+            TriList.SetBool(UIBoolJoin.PinDialogDot2, len >= 2);
+            TriList.SetBool(UIBoolJoin.PinDialogDot3, len >= 3);
+            TriList.SetBool(UIBoolJoin.PinDialogDot4, len == 4);
+
+        }
+
+        /// <summary>
+        /// Does what it says
+        /// </summary>
+        void CancelPinDialog()
+        {
+            PinEntryBuilder.Remove(0, PinEntryBuilder.Length);
+            TriList.SetBool(UIBoolJoin.PinDialog4DigitVisible, false);
+        }
+
+
         /// <summary>
         /// 
         /// </summary>
diff --git a/Essentials/PepperDashEssentials/UIDrivers/EssentialsHuddleVTC/EssentialsHuddleVtc1PanelAvFunctionsDriver.cs b/Essentials/PepperDashEssentials/UIDrivers/EssentialsHuddleVTC/EssentialsHuddleVtc1PanelAvFunctionsDriver.cs
index c5fc71c0..e62ddbbf 100644
--- a/Essentials/PepperDashEssentials/UIDrivers/EssentialsHuddleVTC/EssentialsHuddleVtc1PanelAvFunctionsDriver.cs
+++ b/Essentials/PepperDashEssentials/UIDrivers/EssentialsHuddleVTC/EssentialsHuddleVtc1PanelAvFunctionsDriver.cs
@@ -139,7 +139,8 @@ namespace PepperDash.Essentials
             get
             {
                 if (_TechDriver == null)
-                    _TechDriver = new PepperDash.Essentials.UIDrivers.EssentialsHuddleTechPageDriver(TriList, this);
+#warning Make PIN come from config!
+                    _TechDriver = new PepperDash.Essentials.UIDrivers.EssentialsHuddleTechPageDriver(TriList, this, "1234");
                 return _TechDriver;
             }
         }
diff --git a/Release Package/PepperDashEssentials.cpz b/Release Package/PepperDashEssentials.cpz
index 6686bf14..1871f08c 100644
Binary files a/Release Package/PepperDashEssentials.cpz and b/Release Package/PepperDashEssentials.cpz differ
diff --git a/Release Package/PepperDashEssentials.dll b/Release Package/PepperDashEssentials.dll
index a759adfe..48850cd2 100644
Binary files a/Release Package/PepperDashEssentials.dll and b/Release Package/PepperDashEssentials.dll differ