diff --git a/Dtos/XOpenActionDto.cs b/Dtos/XOpenActionDto.cs
new file mode 100644
index 0000000..41f3b66
--- /dev/null
+++ b/Dtos/XOpenActionDto.cs
@@ -0,0 +1,100 @@
+using System;
+using xCommons.Extensions;
+using xModels.Base;
+using xModels.Dtos;
+
+namespace xIdentityModels.Dtos
+{
+    public class XOpenActionDto
+    {
+        /// <summary>
+        /// a List of Available Open Actions ...
+        /// </summary>
+        public struct XOpenActions
+        {
+            public const string HandShake = "HandShake";
+            public const string GetUserInfo = "GetUserInfo";
+        }
+
+        /// <summary>
+        /// Open Actions Request Model ...
+        /// </summary>
+        public class XOpenActionRequestDto : XBaseDto
+        {
+            //
+            public string Action { get; set; }
+            public string Payload { get; set; }
+            public string Checksum { get; set; }
+            public XDeviceDto Device { get; set; }
+            public DateTime Timestamp { get; set; }
+
+            /// <summary>
+            /// Validate Model ...
+            /// </summary>
+            /// <returns></returns>
+            public bool Validate()
+            {
+                //
+                var result =
+                    !Device.IsNull() &&
+                    !Timestamp.IsNull() &&
+                    !Timestamp.IsExPired() &&
+                    !Action.IsNullOrEmpty() &&
+                    (Action == XOpenActions.HandShake ||
+                    Action == XOpenActions.GetUserInfo);
+
+                //
+                return result;
+            }
+
+            /// <summary>
+            /// Checksum Digest Model ...
+            /// </summary>
+            /// <returns></returns>
+            public string ToOpenActionToken()
+            {
+                //
+                var result = string.Empty;
+                if (!Validate())
+                {
+                    return result;
+                }
+
+                //
+                var tmp = this;
+                tmp.Checksum = string.Empty;
+
+                //
+                result = $"{tmp.ToJSON()}"
+                    .ToMd5String();
+                return result;
+            }
+
+            /// <summary>
+            /// Validate a Token is Correspond to Model or not ...
+            /// </summary>
+            /// <param name="token"></param>
+            /// <returns></returns>
+            public bool ValidateToken(string token)
+            {
+                //
+                var result =
+                    Validate() &&
+                    !token.IsNullOrEmpty() &&
+                    token == ToOpenActionToken();
+
+                //
+                return result;
+            }
+        }
+
+        /// <summary>
+        /// aa Dto which used between Api's ...
+        /// </summary>
+        public class XOpenActionInnerDto : XBaseDto
+        {
+            public string Token { get; set; }
+            public string Payload { get; set; }
+        }
+    }
+}
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