diff --git a/src/Console/Program.cs b/src/Console/Program.cs
index 08307afd..27975cf3 100644
--- a/src/Console/Program.cs
+++ b/src/Console/Program.cs
@@ -1,17 +1,139 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using System.Security;
 using System.Text;
 using System.Threading.Tasks;
+using Con = System.Console;
 
 namespace Bit.Console
 {
     class Program
     {
+        private static bool _usingArgs = false;
+        private static bool _exit = false;
+        private static string[] _args = null;
+
         static void Main(string[] args)
         {
-            System.Console.WriteLine("Welcome!");
-            System.Console.ReadLine();
+            _args = args;
+            _usingArgs = args.Length > 0;
+            string selection = null;
+
+            while(true)
+            {
+                if(_usingArgs)
+                {
+                    selection = args[0];
+                }
+                else
+                {
+                    Con.WriteLine("Main Menu");
+                    Con.WriteLine("=================================");
+                    Con.WriteLine("1. Log in to bitwarden");
+                    Con.WriteLine("2. Configure directory connection");
+                    Con.WriteLine("3. Sync directory");
+                    Con.WriteLine("4. Start/stop background service");
+                    Con.WriteLine("5. Exit");
+                    Con.WriteLine();
+                    Con.Write("What would you like to do? ");
+                    selection = Con.ReadLine();
+                    Con.WriteLine();
+                }
+
+                switch(selection)
+                {
+                    case "1":
+                    case "login":
+                        LogIn();
+                        break;
+                    case "2":
+                    case "dir":
+
+                        break;
+                    case "3":
+                    case "sync":
+
+                        break;
+                    case "4":
+                    case "svc":
+
+                        break;
+                    case "5":
+                    case "exit":
+                    case "quit":
+                    case "q":
+                        _exit = true;
+                        break;
+                    default:
+                        Con.WriteLine("Unknown command.");
+                        break;
+                }
+
+                if(_exit || _usingArgs)
+                {
+                    break;
+                }
+                else
+                {
+                    Con.WriteLine();
+                    Con.WriteLine();
+                }
+            }
+
+            _args = null;
+        }
+
+        public static void LogIn()
+        {
+            string email = null;
+            SecureString masterPassword = null;
+
+            if(_usingArgs)
+            {
+                email = _args[1];
+                masterPassword = new SecureString();
+                foreach(var c in _args[2])
+                {
+                    masterPassword.AppendChar(c);
+                }
+            }
+            else
+            {
+                Con.Write("Email: ");
+                email = Con.ReadLine();
+                Con.Write("Master password: ");
+                masterPassword = ReadSecureLine();
+            }
+
+            // TODO: Do login
+        }
+
+        public static SecureString ReadSecureLine()
+        {
+            var input = new SecureString();
+            while(true)
+            {
+                ConsoleKeyInfo i = Con.ReadKey(true);
+                if(i.Key == ConsoleKey.Enter)
+                {
+                    break;
+                }
+                else if(i.Key == ConsoleKey.Backspace)
+                {
+                    if(input.Length > 0)
+                    {
+                        input.RemoveAt(input.Length - 1);
+                        Con.Write("\b \b");
+                    }
+                }
+                else
+                {
+                    input.AppendChar(i.KeyChar);
+                    Con.Write("*");
+                }
+            }
+            return input;
         }
     }
 }
diff --git a/src/Core/Core.csproj b/src/Core/Core.csproj
index e14d301f..e8c96e44 100644
--- a/src/Core/Core.csproj
+++ b/src/Core/Core.csproj
@@ -32,6 +32,8 @@
   <ItemGroup>
     <Reference Include="System" />
     <Reference Include="System.Core" />
+    <Reference Include="System.DirectoryServices" />
+    <Reference Include="System.DirectoryServices.Protocols" />
     <Reference Include="System.Xml.Linq" />
     <Reference Include="System.Data.DataSetExtensions" />
     <Reference Include="Microsoft.CSharp" />