last ...

Dtos/XOpenActionDto.cs

@@ -1,4 +1,3 @@
-using System;
 using xCommons.Extensions;
 using xModels.Base;
 using xModels.Dtos;
@@ -24,7 +23,7 @@ namespace xIdentityModels.Dtos
         public string Payload { get; set; }
         public string Checksum { get; set; }
         public XDeviceDto Device { get; set; }
-        public DateTime Timestamp { get; set; }
+        public long Timestamp { get; set; }
 
         /// <summary>
         /// Validate Model ...
@@ -36,10 +35,10 @@ namespace xIdentityModels.Dtos
             var result =
                 !Device.IsNull() &&
                 !Timestamp.IsNull() &&
-                !Timestamp.IsExPired() &&
                 !Action.IsNullOrEmpty() &&
                 (Action == XOpenActions.HandShake ||
-                Action == XOpenActions.GetUserInfo);
+                Action == XOpenActions.GetUserInfo) &&
+                !Timestamp.FromTimestamp().IsExPired();
 
             //
             return result;