diff --git a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/WechatApiWxBizMsgCryptorTests.cs b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/WechatApiWxBizMsgCryptorTests.cs
index fac6e69c..a37b06b4 100644
--- a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/WechatApiWxBizMsgCryptorTests.cs
+++ b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/WechatApiWxBizMsgCryptorTests.cs
@@ -28,5 +28,17 @@ namespace SKIT.FlurlHttpClient.Wechat.Api.UnitTests
             Assert.Equal(appId, actualAppId);
             Assert.True(Utilities.WxBizMsgCryptor.VerifySignature(token, reqTimeStamp, reqNonce, reqCipherText, reqMsgSig));
         }
+
+        [Fact(DisplayName = "验签回调数据")]
+        public void VerifyEventTest()
+        {
+            string token = "ovAkP0Tb";
+            string reqMsgSig = "8128e41a38892d814e4aa67753425da9dc8ec2b3";
+            string reqTimeStamp = "1628737717";
+            string reqNonce = "1811081856";
+            string reqCipherText = "Q/jUxIL3/jRaFeTKesIr1QSq2SOEApDqlzcRrRM6Jlk4EbMBns3plPOR/W3gThOEq+zYI42fNSoIUb3cQwt9zyD1aLU/7D3WNLute7LQ9LSHjZEfVmx5zcIR9zvrUWGjhe1whTPH4e1WR6vbOYs8o/bDRF0vX/NcE4XK7P83Y6CzQiJoKbjVCne84s0zcw5eh+ZUDB55eaDHPSoS7kAC8kB00pfBoDF0jyfc8CUKLW97e72vJGyUWjZ0BvYN+R+tFjMgEzg/EN1imuuFnf40DMAcvB6y+C97TuaWjpgfRdowGWzn10JAFNukRfQqjdA0e2bfczJ7+t9w/t8/XSMADJOt1xbnP+I5cRX/r7ueBGmG/6ejP3myO9yTXHdujGvwrXHuWw+J7qD4VoUVjbm2vQ1qQKbrweKssr6O+3XSbanZ5R3n26EpN/gfgX+r6rcGViqsFop9Ai9xMnfJUubB6Q==";
+
+            Assert.True(Utilities.WxBizMsgCryptor.VerifySignature(token, reqTimeStamp, reqNonce, reqCipherText, reqMsgSig));
+        }
     }
 }
diff --git a/test/SKIT.FlurlHttpClient.Wechat.Work.UnitTests/WechatWorkWxBizMsgCryptorTests.cs b/test/SKIT.FlurlHttpClient.Wechat.Work.UnitTests/WechatWorkWxBizMsgCryptorTests.cs
new file mode 100644
index 00000000..13b8722c
--- /dev/null
+++ b/test/SKIT.FlurlHttpClient.Wechat.Work.UnitTests/WechatWorkWxBizMsgCryptorTests.cs
@@ -0,0 +1,25 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading;
+using System.Threading.Tasks;
+using Xunit;
+
+namespace SKIT.FlurlHttpClient.Wechat.Work.UnitTests
+{
+    public class WechatWorkWxBizMsgCryptorTests
+    {
+        [Fact(DisplayName = "验签回调数据")]
+        public void VerifyEventTest()
+        {
+            string token = "ovAkP0Tb";
+            string reqMsgSig = "8128e41a38892d814e4aa67753425da9dc8ec2b3";
+            string reqTimeStamp = "1628737717";
+            string reqNonce = "1811081856";
+            string reqCipherText = "Q/jUxIL3/jRaFeTKesIr1QSq2SOEApDqlzcRrRM6Jlk4EbMBns3plPOR/W3gThOEq+zYI42fNSoIUb3cQwt9zyD1aLU/7D3WNLute7LQ9LSHjZEfVmx5zcIR9zvrUWGjhe1whTPH4e1WR6vbOYs8o/bDRF0vX/NcE4XK7P83Y6CzQiJoKbjVCne84s0zcw5eh+ZUDB55eaDHPSoS7kAC8kB00pfBoDF0jyfc8CUKLW97e72vJGyUWjZ0BvYN+R+tFjMgEzg/EN1imuuFnf40DMAcvB6y+C97TuaWjpgfRdowGWzn10JAFNukRfQqjdA0e2bfczJ7+t9w/t8/XSMADJOt1xbnP+I5cRX/r7ueBGmG/6ejP3myO9yTXHdujGvwrXHuWw+J7qD4VoUVjbm2vQ1qQKbrweKssr6O+3XSbanZ5R3n26EpN/gfgX+r6rcGViqsFop9Ai9xMnfJUubB6Q==";
+
+            Assert.True(Utilities.WxBizMsgCryptor.VerifySignature(token, reqTimeStamp, reqNonce, reqCipherText, reqMsgSig));
+        }
+    }
+}