log in and store protected settings

src/Core/Models/LoginResult.cs

@@ -0,0 +1,16 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Bit.Core.Models
+{
+    public class LoginResult
+    {
+        public bool Success { get; set; }
+        public string ErrorMessage { get; set; }
+        public bool TwoFactorRequired { get; set; }
+        public string MasterPasswordHash { get; set; }
+    }
+}