初始提交

Infrastructure/Hncore.Infrastructure/OpenApi/OpenApiSignUtil.cs

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+using System.Collections.Generic;
+using Hncore.Infrastructure.Common;
+using Hncore.Infrastructure.Data;
+using Newtonsoft.Json.Linq;
+
+namespace Hncore.Infrastructure.OpenApi
+{
+    public static class OpenApiSignUtil
+    {
+        public static string CreateSign(long timestamp, string key)
+        {
+            return SecurityHelper.GetMd5Hash(timestamp.ToString() + key);
+        }
+    }
+}