diff --git a/src/Umbraco.Core/ObjectResolution/ManyObjectsResolverBase.cs b/src/Umbraco.Core/ObjectResolution/ManyObjectsResolverBase.cs
index 5a1514d130..03c9616485 100644
--- a/src/Umbraco.Core/ObjectResolution/ManyObjectsResolverBase.cs
+++ b/src/Umbraco.Core/ObjectResolution/ManyObjectsResolverBase.cs
@@ -458,6 +458,21 @@ namespace Umbraco.Core.ObjectResolution
 			}
 		}
 
+        /// <summary>
+        /// Gets the types in the collection of types.
+        /// </summary>
+        /// <returns>The types in the collection of types.</returns>
+        /// <remarks>Returns an enumeration, the list cannot be modified.</remarks>
+        public virtual IEnumerable<Type> GetTypes()
+        {
+            Type[] types;
+            using (new ReadLock(_lock))
+            {
+                types = _instanceTypes.ToArray();
+            }
+            return types;
+        }
+
 		/// <summary>
 		/// Returns a value indicating whether the specified type is already in the collection of types.
 		/// </summary>
diff --git a/src/Umbraco.Web/Security/Providers/MembersMembershipProvider.cs b/src/Umbraco.Web/Security/Providers/MembersMembershipProvider.cs
index 811fc6be52..f423d95fbd 100644
--- a/src/Umbraco.Web/Security/Providers/MembersMembershipProvider.cs
+++ b/src/Umbraco.Web/Security/Providers/MembersMembershipProvider.cs
@@ -750,9 +750,11 @@ namespace Umbraco.Web.Security.Providers
 
         private bool IsEmaiValid(string email)
         {
-            var validator = new EmailAddressAttribute();
-
-            return validator.IsValid(email);
+            const string pattern = @"^(?!\.)(""([^""\r\\]|\\[""\r\\])*""|"
+                                   + @"([-a-z0-9!#$%&'*+/=?^_`{|}~]|(?<!\.)\.)*)(?<!\.)"
+                                   + @"@[a-z0-9][\w\.-]*[a-z0-9]\.[a-z][a-z\.]*[a-z]$";
+            
+            return Regex.IsMatch(email, pattern, RegexOptions.IgnoreCase | RegexOptions.Compiled);            
         }
         
         /// <summary>