diff --git a/NzbDrone.Api/Authentication/EnableBasicAuthInNancy.cs b/NzbDrone.Api/Authentication/EnableBasicAuthInNancy.cs
index 48ae43b2a..a6994caf3 100644
--- a/NzbDrone.Api/Authentication/EnableBasicAuthInNancy.cs
+++ b/NzbDrone.Api/Authentication/EnableBasicAuthInNancy.cs
@@ -1,15 +1,12 @@
 using Nancy;
 using Nancy.Authentication.Basic;
 using Nancy.Bootstrapper;
+using NzbDrone.Api.Extensions;
+using NzbDrone.Api.Extensions.Pipelines;
 
 namespace NzbDrone.Api.Authentication
 {
-    public interface IEnableBasicAuthInNancy
-    {
-        void Register(IPipelines pipelines);
-    }
-
-    public class EnableBasicAuthInNancy : IEnableBasicAuthInNancy
+    public class EnableBasicAuthInNancy : IRegisterNancyPipeline
     {
         private readonly IAuthenticationService _authenticationService;
 
@@ -27,7 +24,10 @@ namespace NzbDrone.Api.Authentication
         private Response RequiresAuthentication(NancyContext context)
         {
             Response response = null;
-            if (context.CurrentUser == null && _authenticationService.Enabled)
+
+            if (!context.Request.IsApiRequest() &&
+                context.CurrentUser == null &&
+                _authenticationService.Enabled)
             {
                 response = new Response { StatusCode = HttpStatusCode.Unauthorized };
             }
diff --git a/NzbDrone.Api/Authentication/EnableStatelessAuthInNancy.cs b/NzbDrone.Api/Authentication/EnableStatelessAuthInNancy.cs
new file mode 100644
index 000000000..68d737387
--- /dev/null
+++ b/NzbDrone.Api/Authentication/EnableStatelessAuthInNancy.cs
@@ -0,0 +1,46 @@
+using System;
+using System.Linq;
+using Nancy;
+using Nancy.Bootstrapper;
+using NzbDrone.Api.Extensions;
+using NzbDrone.Api.Extensions.Pipelines;
+using NzbDrone.Common.EnvironmentInfo;
+using NzbDrone.Core.Configuration;
+
+namespace NzbDrone.Api.Authentication
+{
+    public class EnableStatelessAuthInNancy : IRegisterNancyPipeline
+    {
+        private readonly IConfigFileProvider _configFileProvider;
+
+        public EnableStatelessAuthInNancy(IConfigFileProvider configFileProvider)
+        {
+            _configFileProvider = configFileProvider;
+        }
+
+        public void Register(IPipelines pipelines)
+        {
+            pipelines.BeforeRequest.AddItemToEndOfPipeline(ValidateApiKey);
+        }
+
+        public Response ValidateApiKey(NancyContext context)
+        {
+            Response response = null;
+            
+            if (!RuntimeInfo.IsProduction && context.Request.IsLocalRequest())
+            {
+                return response;
+            }
+
+            var apiKey = context.Request.Headers.Authorization;
+            
+            if (context.Request.IsApiRequest() && 
+                (String.IsNullOrWhiteSpace(apiKey) || !apiKey.Equals(_configFileProvider.ApiKey)))
+            {
+                response = new Response { StatusCode = HttpStatusCode.Unauthorized };
+            }
+
+            return response;
+        }
+    }
+}
\ No newline at end of file
diff --git a/NzbDrone.Api/Extensions/RequestExtensions.cs b/NzbDrone.Api/Extensions/RequestExtensions.cs
new file mode 100644
index 000000000..3d0329522
--- /dev/null
+++ b/NzbDrone.Api/Extensions/RequestExtensions.cs
@@ -0,0 +1,28 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using Nancy;
+
+namespace NzbDrone.Api.Extensions
+{
+    public static class RequestExtensions
+    {
+        public static bool IsApiRequest(this Request request)
+        {
+            return request.Path.StartsWith("/api/", StringComparison.InvariantCultureIgnoreCase);
+        }
+
+        public static bool IsSignalRRequest(this Request request)
+        {
+            return request.Path.StartsWith("/signalr/", StringComparison.InvariantCultureIgnoreCase);
+        }
+
+        public static bool IsLocalRequest(this Request request)
+        {
+            return (request.UserHostAddress.Equals("localhost") ||
+                    request.UserHostAddress.Equals("127.0.0.1") ||
+                    request.UserHostAddress.Equals("::1"));
+        }
+    }
+}
diff --git a/NzbDrone.Api/Frontend/Mappers/IndexHtmlMapper.cs b/NzbDrone.Api/Frontend/Mappers/IndexHtmlMapper.cs
index b15167619..ae950aae0 100644
--- a/NzbDrone.Api/Frontend/Mappers/IndexHtmlMapper.cs
+++ b/NzbDrone.Api/Frontend/Mappers/IndexHtmlMapper.cs
@@ -1,20 +1,28 @@
+using System;
 using System.IO;
 using Nancy;
+using Nancy.Responses;
 using NLog;
 using NzbDrone.Common;
 using NzbDrone.Common.EnvironmentInfo;
+using NzbDrone.Core.Configuration;
 
 namespace NzbDrone.Api.Frontend.Mappers
 {
     public class IndexHtmlMapper : StaticResourceMapperBase
     {
         private readonly IDiskProvider _diskProvider;
+        private readonly IConfigFileProvider _configFileProvider;
         private readonly string _indexPath;
 
-        public IndexHtmlMapper(IAppFolderInfo appFolderInfo, IDiskProvider diskProvider, Logger logger)
+        public IndexHtmlMapper(IAppFolderInfo appFolderInfo,
+                               IDiskProvider diskProvider,
+                               IConfigFileProvider configFileProvider,
+                               Logger logger)
             : base(diskProvider, logger)
         {
             _diskProvider = diskProvider;
+            _configFileProvider = configFileProvider;
             _indexPath = Path.Combine(appFolderInfo.StartUpFolder, "UI", "index.html");
         }
 
@@ -48,9 +56,9 @@ namespace NzbDrone.Api.Frontend.Mappers
 
             text = text.Replace(".css", ".css?v=" + BuildInfo.Version);
             text = text.Replace(".js", ".js?v=" + BuildInfo.Version);
+            text = text.Replace("API_KEY", _configFileProvider.ApiKey);
 
             return text;
         }
-
     }
 }
\ No newline at end of file
diff --git a/NzbDrone.Api/Frontend/Mappers/StaticResourceMapperBase.cs b/NzbDrone.Api/Frontend/Mappers/StaticResourceMapperBase.cs
index eae69b9de..4cc42f49f 100644
--- a/NzbDrone.Api/Frontend/Mappers/StaticResourceMapperBase.cs
+++ b/NzbDrone.Api/Frontend/Mappers/StaticResourceMapperBase.cs
@@ -24,13 +24,10 @@ namespace NzbDrone.Api.Frontend.Mappers
             {
                 _caseSensitive = true;
             }
-
-
         }
 
         protected abstract string Map(string resourceUrl);
 
-
         public abstract bool CanHandle(string resourceUrl);
 
         public virtual Response GetResponse(string resourceUrl)
diff --git a/NzbDrone.Api/NancyBootstrapper.cs b/NzbDrone.Api/NancyBootstrapper.cs
index 29535d272..bee581921 100644
--- a/NzbDrone.Api/NancyBootstrapper.cs
+++ b/NzbDrone.Api/NancyBootstrapper.cs
@@ -30,7 +30,6 @@ namespace NzbDrone.Api
             RegisterPipelines(pipelines);
 
             container.Resolve<DatabaseTarget>().Register();
-            container.Resolve<IEnableBasicAuthInNancy>().Register(pipelines);
             container.Resolve<IEventAggregator>().PublishEvent(new ApplicationStartedEvent());
 
             ApplicationPipelines.OnError.AddItemToEndOfPipeline(container.Resolve<NzbDroneErrorPipeline>().HandleException);
diff --git a/NzbDrone.Api/NzbDrone.Api.csproj b/NzbDrone.Api/NzbDrone.Api.csproj
index 331591808..b88c2277d 100644
--- a/NzbDrone.Api/NzbDrone.Api.csproj
+++ b/NzbDrone.Api/NzbDrone.Api.csproj
@@ -74,6 +74,7 @@
       <Link>Properties\SharedAssemblyInfo.cs</Link>
     </Compile>
     <Compile Include="Authentication\AuthenticationService.cs" />
+    <Compile Include="Authentication\EnableStatelessAuthInNancy.cs" />
     <Compile Include="Authentication\EnableBasicAuthInNancy.cs" />
     <Compile Include="Authentication\NzbDroneUser.cs" />
     <Compile Include="Calendar\CalendarModule.cs" />
@@ -97,6 +98,7 @@
     <Compile Include="Extensions\Pipelines\IfModifiedPipeline.cs" />
     <Compile Include="Extensions\Pipelines\IRegisterNancyPipeline.cs" />
     <Compile Include="Extensions\NancyJsonSerializer.cs" />
+    <Compile Include="Extensions\RequestExtensions.cs" />
     <Compile Include="Frontend\IsCacheableSpecification.cs" />
     <Compile Include="Frontend\Mappers\IndexHtmlMapper.cs" />
     <Compile Include="Frontend\Mappers\LogFileMapper.cs" />
diff --git a/NzbDrone.Core/Configuration/ConfigFileProvider.cs b/NzbDrone.Core/Configuration/ConfigFileProvider.cs
index 4a1e93518..400f03a56 100644
--- a/NzbDrone.Core/Configuration/ConfigFileProvider.cs
+++ b/NzbDrone.Core/Configuration/ConfigFileProvider.cs
@@ -28,13 +28,14 @@ namespace NzbDrone.Core.Configuration
         string Password { get; }
         string LogLevel { get; }
         string Branch { get; }
+        string ApiKey { get; }
         bool Torrent { get; }
         string SslCertHash { get; }
     }
 
     public class ConfigFileProvider : IConfigFileProvider
     {
-        private const string CONFIG_ELEMENT_NAME = "Config";
+        public const string CONFIG_ELEMENT_NAME = "Config";
 
         private readonly IEventAggregator _eventAggregator;
         private readonly ICached<string> _cache;
@@ -108,6 +109,14 @@ namespace NzbDrone.Core.Configuration
             get { return GetValueBoolean("LaunchBrowser", true); }
         }
 
+        public string ApiKey
+        {
+            get
+            {
+                return GetValue("ApiKey", Guid.NewGuid().ToString().Replace("-", ""));
+            }
+        }
+
         public bool Torrent
         {
             get { return GetValueBoolean("Torrent", false, persist: false); }
@@ -223,6 +232,8 @@ namespace NzbDrone.Core.Configuration
                 var xDoc = new XDocument(new XDeclaration("1.0", "utf-8", "yes"));
                 xDoc.Add(new XElement(CONFIG_ELEMENT_NAME));
                 xDoc.Save(_configFile);
+
+                SaveConfigDictionary(GetConfigDictionary());
             }
         }
 
diff --git a/NzbDrone.Integration.Test/Client/ClientBase.cs b/NzbDrone.Integration.Test/Client/ClientBase.cs
index 20e35117f..9cd0b4b7a 100644
--- a/NzbDrone.Integration.Test/Client/ClientBase.cs
+++ b/NzbDrone.Integration.Test/Client/ClientBase.cs
@@ -14,10 +14,10 @@ namespace NzbDrone.Integration.Test.Client
     {
         private readonly IRestClient _restClient;
         private readonly string _resource;
-
+        private readonly string _apiKey;
         private readonly Logger _logger;
 
-        public ClientBase(IRestClient restClient, string resource = null)
+        public ClientBase(IRestClient restClient, string apiKey, string resource = null)
         {
             if (resource == null)
             {
@@ -26,6 +26,7 @@ namespace NzbDrone.Integration.Test.Client
 
             _restClient = restClient;
             _resource = resource;
+            _apiKey = apiKey;
 
             _logger = LogManager.GetLogger("REST");
         }
@@ -88,10 +89,14 @@ namespace NzbDrone.Integration.Test.Client
 
         public RestRequest BuildRequest(string command = "")
         {
-            return new RestRequest(_resource + "/" + command.Trim('/'))
+            var request = new RestRequest(_resource + "/" + command.Trim('/'))
                 {
-                    RequestFormat = DataFormat.Json
+                    RequestFormat = DataFormat.Json,
                 };
+
+            request.AddHeader("Authorization", _apiKey);
+
+            return request;
         }
 
         public T Get<T>(IRestRequest request, HttpStatusCode statusCode = HttpStatusCode.OK) where T : class, new()
diff --git a/NzbDrone.Integration.Test/Client/EpisodeClient.cs b/NzbDrone.Integration.Test/Client/EpisodeClient.cs
index 8cc89af4e..437226c2f 100644
--- a/NzbDrone.Integration.Test/Client/EpisodeClient.cs
+++ b/NzbDrone.Integration.Test/Client/EpisodeClient.cs
@@ -6,8 +6,8 @@ namespace NzbDrone.Integration.Test.Client
 {
     public class EpisodeClient : ClientBase<EpisodeResource>
     {
-        public EpisodeClient(IRestClient restClient)
-            : base(restClient, "episodes")
+        public EpisodeClient(IRestClient restClient, string apiKey)
+            : base(restClient, apiKey, "episodes")
         {
         }
 
diff --git a/NzbDrone.Integration.Test/Client/IndexerClient.cs b/NzbDrone.Integration.Test/Client/IndexerClient.cs
index 44f5d4c77..9d6f9b974 100644
--- a/NzbDrone.Integration.Test/Client/IndexerClient.cs
+++ b/NzbDrone.Integration.Test/Client/IndexerClient.cs
@@ -5,12 +5,9 @@ namespace NzbDrone.Integration.Test.Client
 {
     public class IndexerClient : ClientBase<IndexerResource>
     {
-        public IndexerClient(IRestClient restClient)
-            : base(restClient)
+        public IndexerClient(IRestClient restClient, string apiKey)
+            : base(restClient, apiKey)
         {
         }
-
-
-
     }
 }
\ No newline at end of file
diff --git a/NzbDrone.Integration.Test/Client/ReleaseClient.cs b/NzbDrone.Integration.Test/Client/ReleaseClient.cs
index fba274856..46a6db839 100644
--- a/NzbDrone.Integration.Test/Client/ReleaseClient.cs
+++ b/NzbDrone.Integration.Test/Client/ReleaseClient.cs
@@ -5,12 +5,9 @@ namespace NzbDrone.Integration.Test.Client
 {
     public class ReleaseClient : ClientBase<ReleaseResource>
     {
-        public ReleaseClient(IRestClient restClient)
-            : base(restClient)
+        public ReleaseClient(IRestClient restClient, string apiKey)
+            : base(restClient, apiKey)
         {
         }
-
-
-
     }
 }
diff --git a/NzbDrone.Integration.Test/Client/SeriesClient.cs b/NzbDrone.Integration.Test/Client/SeriesClient.cs
index 3dc88c969..1f0a572f9 100644
--- a/NzbDrone.Integration.Test/Client/SeriesClient.cs
+++ b/NzbDrone.Integration.Test/Client/SeriesClient.cs
@@ -7,8 +7,8 @@ namespace NzbDrone.Integration.Test.Client
 {
     public class SeriesClient : ClientBase<SeriesResource>
     {
-        public SeriesClient(IRestClient restClient)
-            : base(restClient)
+        public SeriesClient(IRestClient restClient, string apiKey)
+            : base(restClient, apiKey)
         {
         }
 
@@ -27,14 +27,11 @@ namespace NzbDrone.Integration.Test.Client
 
     }
 
-
     public class SystemInfoClient : ClientBase<SeriesResource>
     {
-        public SystemInfoClient(IRestClient restClient)
-            : base(restClient)
+        public SystemInfoClient(IRestClient restClient, string apiKey)
+            : base(restClient, apiKey)
         {
         }
-
-
     }
 }
diff --git a/NzbDrone.Integration.Test/IntegrationTest.cs b/NzbDrone.Integration.Test/IntegrationTest.cs
index a0b5b3bcd..f8556a58d 100644
--- a/NzbDrone.Integration.Test/IntegrationTest.cs
+++ b/NzbDrone.Integration.Test/IntegrationTest.cs
@@ -47,22 +47,21 @@ namespace NzbDrone.Integration.Test
             _runner = new NzbDroneRunner();
             _runner.KillAll();
 
-            InitRestClients();
-
             _runner.Start();
+            InitRestClients();
         }
 
         private void InitRestClients()
         {
             RestClient = new RestClient("http://localhost:8989/api");
-            Series = new SeriesClient(RestClient);
-            Releases = new ReleaseClient(RestClient);
-            RootFolders = new ClientBase<RootFolderResource>(RestClient);
-            Commands = new ClientBase<CommandResource>(RestClient);
-            History = new ClientBase<HistoryResource>(RestClient);
-            Indexers = new IndexerClient(RestClient);
-            Episodes = new EpisodeClient(RestClient);
-            NamingConfig = new ClientBase<NamingConfigResource>(RestClient, "config/naming");
+            Series = new SeriesClient(RestClient, _runner.ApiKey);
+            Releases = new ReleaseClient(RestClient, _runner.ApiKey);
+            RootFolders = new ClientBase<RootFolderResource>(RestClient, _runner.ApiKey);
+            Commands = new ClientBase<CommandResource>(RestClient, _runner.ApiKey);
+            History = new ClientBase<HistoryResource>(RestClient, _runner.ApiKey);
+            Indexers = new IndexerClient(RestClient, _runner.ApiKey);
+            Episodes = new EpisodeClient(RestClient, _runner.ApiKey);
+            NamingConfig = new ClientBase<NamingConfigResource>(RestClient, _runner.ApiKey, "config/naming");
         }
 
         //[TestFixtureTearDown]
diff --git a/NzbDrone.Integration.Test/NzbDroneRunner.cs b/NzbDrone.Integration.Test/NzbDroneRunner.cs
index b4bb8fa85..375fdc0b9 100644
--- a/NzbDrone.Integration.Test/NzbDroneRunner.cs
+++ b/NzbDrone.Integration.Test/NzbDroneRunner.cs
@@ -1,11 +1,14 @@
 using System;
 using System.Diagnostics;
 using System.IO;
+using System.Linq;
 using System.Threading;
+using System.Xml.Linq;
 using NUnit.Framework;
 using NzbDrone.Common;
 using NzbDrone.Common.EnvironmentInfo;
 using NzbDrone.Common.Processes;
+using NzbDrone.Core.Configuration;
 using RestSharp;
 
 namespace NzbDrone.Integration.Test
@@ -16,16 +19,18 @@ namespace NzbDrone.Integration.Test
         private readonly IRestClient _restClient;
         private Process _nzbDroneProcess;
 
+        public string AppData { get; private set; }
+        public string ApiKey { get; private set; }
+
         public NzbDroneRunner(int port = 8989)
         {
             _processProvider = new ProcessProvider();
             _restClient = new RestClient("http://localhost:8989/api");
         }
 
-
         public void Start()
         {
-            AppDate = Path.Combine(Directory.GetCurrentDirectory(), "_intg_" + DateTime.Now.Ticks);
+            AppData = Path.Combine(Directory.GetCurrentDirectory(), "_intg_" + DateTime.Now.Ticks);
 
             var nzbdroneConsoleExe = "NzbDrone.Console.exe";
 
@@ -34,7 +39,6 @@ namespace NzbDrone.Integration.Test
                 nzbdroneConsoleExe = "NzbDrone.exe";
             }
 
-
             if (BuildInfo.IsDebug)
             {
 
@@ -54,8 +58,12 @@ namespace NzbDrone.Integration.Test
                     Assert.Fail("Process has exited");
                 }
 
+                SetApiKey();
+
+                var request = new RestRequest("system/status");
+                request.AddHeader("Authorization", ApiKey);
 
-                var statusCall = _restClient.Get(new RestRequest("system/status"));
+                var statusCall = _restClient.Get(request);
 
                 if (statusCall.ResponseStatus == ResponseStatus.Completed)
                 {
@@ -77,7 +85,7 @@ namespace NzbDrone.Integration.Test
 
         private void Start(string outputNzbdroneConsoleExe)
         {
-            var args = "-nobrowser -data=\"" + AppDate + "\"";
+            var args = "-nobrowser -data=\"" + AppData + "\"";
             _nzbDroneProcess = _processProvider.Start(outputNzbdroneConsoleExe, args, OnOutputDataReceived, OnOutputDataReceived);
 
         }
@@ -92,7 +100,16 @@ namespace NzbDrone.Integration.Test
             }
         }
 
+        private void SetApiKey()
+        {
+            var configFile = Path.Combine(AppData, "config.xml");
+
+            if (!String.IsNullOrWhiteSpace(ApiKey)) return;
+            if (!File.Exists(configFile)) return;
 
-        public string AppDate { get; private set; }
+            var xDoc = XDocument.Load(configFile);
+            var config = xDoc.Descendants(ConfigFileProvider.CONFIG_ELEMENT_NAME).Single();
+            ApiKey = config.Descendants("ApiKey").Single().Value;
+        }
     }
 }
\ No newline at end of file
diff --git a/UI/Mixins/backbone.ajax.js b/UI/Mixins/jquery.ajax.js
similarity index 81%
rename from UI/Mixins/backbone.ajax.js
rename to UI/Mixins/jquery.ajax.js
index 0544b2e28..e05a7d8fb 100644
--- a/UI/Mixins/backbone.ajax.js
+++ b/UI/Mixins/jquery.ajax.js
@@ -20,9 +20,12 @@ define(function () {
 
                 delete xhr.data;
             }
+            if (xhr) {
+                xhr.headers = xhr.headers || {};
+                xhr.headers['Authorization'] = window.NzbDrone.ApiKey;
+            }
 
             return original.apply(this, arguments);
         };
     };
-
 });
diff --git a/UI/ServerStatus.js b/UI/ServerStatus.js
index 1a5da687b..589d45fc6 100644
--- a/UI/ServerStatus.js
+++ b/UI/ServerStatus.js
@@ -1,10 +1,12 @@
-window.NzbDrone = {};
 window.NzbDrone.ApiRoot = '/api';
 
 var statusText = $.ajax({
     type : 'GET',
     url  : window.NzbDrone.ApiRoot + '/system/status',
-    async: false
+    async: false,
+    headers: {
+        Authorization: window.NzbDrone.ApiKey
+    }
 }).responseText;
 
 window.NzbDrone.ServerStatus = JSON.parse(statusText);
diff --git a/UI/app.js b/UI/app.js
index 280a16d39..8f64f4790 100644
--- a/UI/app.js
+++ b/UI/app.js
@@ -33,12 +33,19 @@ require.config({
         $: {
             exports: '$',
 
-            init: function () {
+            deps   :
+                [
+                    'Mixins/jquery.ajax'
+                ],
+
+            init: function (AjaxMixin) {
                 require(
                     [
                         'jQuery/ToTheTop',
                         'Instrumentation/ErrorHandler'
                     ]);
+
+                AjaxMixin.apply($);
             }
 
         },
@@ -75,14 +82,10 @@ require.config({
         backbone: {
             deps   :
                 [
-                    'Mixins/backbone.ajax',
                     'underscore',
                     '$'
                 ],
-            exports: 'Backbone',
-            init   : function (AjaxMixin) {
-                AjaxMixin.apply(Backbone);
-            }
+            exports: 'Backbone'
         },
 
 
diff --git a/UI/index.html b/UI/index.html
index 178c5beb2..c2b0897e7 100644
--- a/UI/index.html
+++ b/UI/index.html
@@ -60,6 +60,12 @@
     </div>
 </footer>
 </body>
+
+<script type="text/javascript">
+    window.NzbDrone = window.NzbDrone || {};
+    window.NzbDrone.ApiKey = 'API_KEY';
+</script>
+
 <script src="/polyfills.js"></script>
 <script src="/JsLibraries/jquery.js"></script>
 <script src="/JsLibraries/messenger.js"></script>