diff --git a/CoreSitecore.Tests/Properties/AssemblyInfo.cs b/CoreSitecore.Tests/Properties/AssemblyInfo.cs
index fac3586..a239eee 100644
--- a/CoreSitecore.Tests/Properties/AssemblyInfo.cs
+++ b/CoreSitecore.Tests/Properties/AssemblyInfo.cs
@@ -32,5 +32,5 @@
 // You can specify all the values or you can default the Build and Revision Numbers
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("8.1.3.0")]
-[assembly: AssemblyFileVersion("8.1.3.0")]
+[assembly: AssemblyVersion("8.1.4.0")]
+[assembly: AssemblyFileVersion("8.1.4.0")]
diff --git a/CoreSitecore/CoreSitecore.csproj b/CoreSitecore/CoreSitecore.csproj
index 29d861b..134a700 100644
--- a/CoreSitecore/CoreSitecore.csproj
+++ b/CoreSitecore/CoreSitecore.csproj
@@ -89,6 +89,7 @@
     <Compile Include="Data\Items\ItemAdapter.cs" />
     <Compile Include="Helpers\ValidationHelper.cs" />
     <Compile Include="Links\UrlOptionsExtensions.cs" />
+    <Compile Include="Sys\ComponentModel\ScDisplayNameAttribute.cs" />
     <Compile Include="Sys\ComponentModel\ScEmailAddressAttribute.cs" />
     <Compile Include="Sys\ComponentModel\ScMinLengthAttribute.cs" />
     <Compile Include="Sys\ComponentModel\ScRegularExpressionAttribute.cs" />
@@ -97,6 +98,8 @@
     <Compile Include="Sys\ComponentModel\ScRequiredAttribute.cs" />
     <Compile Include="Sys\StringExtensions.cs" />
     <Compile Include="Helpers\UrlHelper.cs" />
+    <Compile Include="Sys\Web\Mvc\AuthorizeByDomainAttribute.cs" />
+    <Compile Include="Sys\Web\Mvc\AuthorizeExtranetAttribute.cs" />
     <Compile Include="Sys\Web\Mvc\ValidateFormHandler.cs" />
     <Compile Include="Web\UI\DynamicKeyPlaceholder.cs" />
     <Compile Include="Web\UI\LayoutBase.cs">
diff --git a/CoreSitecore/Properties/AssemblyInfo.cs b/CoreSitecore/Properties/AssemblyInfo.cs
index 8d9e34b..7e119ed 100644
--- a/CoreSitecore/Properties/AssemblyInfo.cs
+++ b/CoreSitecore/Properties/AssemblyInfo.cs
@@ -32,5 +32,5 @@
 // You can specify all the values or you can default the Build and Revision Numbers
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("8.1.3.0")]
-[assembly: AssemblyFileVersion("8.1.3.0")]
+[assembly: AssemblyVersion("8.1.4.0")]
+[assembly: AssemblyFileVersion("8.1.4.0")]
diff --git a/CoreSitecore/Sys/ComponentModel/ScDisplayNameAttribute.cs b/CoreSitecore/Sys/ComponentModel/ScDisplayNameAttribute.cs
new file mode 100644
index 0000000..e627270
--- /dev/null
+++ b/CoreSitecore/Sys/ComponentModel/ScDisplayNameAttribute.cs
@@ -0,0 +1,32 @@
+using Sitecore.Globalization;
+using System.ComponentModel;
+
+namespace CoreSitecore.Sys.ComponentModel
+{
+    /// <summary>
+    /// A DisplayName attribute that gets the text to use from the Sitecore Dictionary (localised to current language).
+    ///
+    /// A better solution though is to use
+    /// </summary>
+    public class ScDisplayNameAttribute : DisplayNameAttribute
+    {
+        private readonly string _dictionaryKey;
+
+        /// <summary>
+        /// Initializes a DisplayName field attribute that gets its text from the Sitecore Dictionary using <paramref name="dictionaryKey"/>.
+        /// </summary>
+        /// <param name="dictionaryKey">Key to lookup in Sitecore Dictionary.</param>
+        public ScDisplayNameAttribute(string dictionaryKey)
+        {
+            _dictionaryKey = dictionaryKey;
+        }
+
+        public override string DisplayName
+        {
+            get
+            {
+                return Translate.Text(_dictionaryKey);
+            }
+        }
+    }
+}
diff --git a/CoreSitecore/Sys/Web/Mvc/AuthorizeByDomainAttribute.cs b/CoreSitecore/Sys/Web/Mvc/AuthorizeByDomainAttribute.cs
new file mode 100644
index 0000000..68842f4
--- /dev/null
+++ b/CoreSitecore/Sys/Web/Mvc/AuthorizeByDomainAttribute.cs
@@ -0,0 +1,40 @@
+using System;
+using System.Web;
+using System.Web.Mvc;
+
+namespace CoreSitecore.Sys.Web.Mvc
+{
+    /// <summary>
+    /// An AuthorizeByDomain attribute implementation that checks the current Sitecore.Context.User is not null, authenticated and belongs to extranet domain.
+    /// </summary>
+    public class AuthorizeByDomainAttribute : AuthorizeAttribute
+    {
+        private readonly string _domainName;
+
+        /// <summary>
+        /// If specified, on an unauthorized request, user will be redirected to this url.
+        /// </summary>
+        public string RedirectToUrl { get; set; }
+
+        public AuthorizeByDomainAttribute(string domainName)
+        {
+            _domainName = domainName;
+        }
+
+        protected override bool AuthorizeCore(HttpContextBase httpContext)
+        {
+            var user = Sitecore.Context.User;
+            return user != null && user.IsAuthenticated && user.GetDomainName().Equals(_domainName, StringComparison.OrdinalIgnoreCase);
+        }
+
+        protected override void HandleUnauthorizedRequest(AuthorizationContext filterContext)
+        {
+            if (!string.IsNullOrWhiteSpace(RedirectToUrl))
+            {
+                filterContext.Result = new RedirectResult(RedirectToUrl);
+            }
+
+            base.HandleUnauthorizedRequest(filterContext);
+        }
+    }
+}
diff --git a/CoreSitecore/Sys/Web/Mvc/AuthorizeExtranetAttribute.cs b/CoreSitecore/Sys/Web/Mvc/AuthorizeExtranetAttribute.cs
new file mode 100644
index 0000000..890779d
--- /dev/null
+++ b/CoreSitecore/Sys/Web/Mvc/AuthorizeExtranetAttribute.cs
@@ -0,0 +1,14 @@
+namespace CoreSitecore.Sys.Web.Mvc
+{
+    /// <summary>
+    /// An Authorize attribute implementation that checks the current Sitecore.Context.User is not null, authenticated and belongs to extranet domain.
+    /// </summary>
+    public class AuthorizeExtranetAttribute : AuthorizeByDomainAttribute
+    {
+        public AuthorizeExtranetAttribute()
+            : base("extranet")
+        {
+
+        }
+    }
+}