diff --git a/chatclient/MainWindow.xaml.cs b/chatclient/MainWindow.xaml.cs
index 63ca0b5..8f1e903 100644
--- a/chatclient/MainWindow.xaml.cs
+++ b/chatclient/MainWindow.xaml.cs
@@ -386,8 +386,11 @@ namespace chatclient
                                                 Content = msgItem.message ?? "(无内容)",
                                                 Timestamp = msgItem.timestamp ?? DateTime.Now,
                                                 Alignment = msgItem.userid == UserId ?
-                                                           HorizontalAlignment.Right :
-                                                           HorizontalAlignment.Left
+                                                HorizontalAlignment.Right :
+                                                HorizontalAlignment.Left,
+                                                SenderColor = msgItem.userid == UserId ? 
+                                                new SolidColorBrush(Colors.Blue) : 
+                                                new SolidColorBrush(Colors.Black)
                                             };
                                             mainWindow.Messages.Insert(0, chatmessage);
                                         });
@@ -470,7 +473,7 @@ namespace chatclient
 
             Buffer.BlockCopy(lengthPrefix, 0, fullMessage, 0, lengthPrefix.Length);
             Buffer.BlockCopy(compressedData, 0, fullMessage, lengthPrefix.Length, compressedData.Length);
-            log.Info($"发送数据(长度:{data.Length},压缩后长度:{lengthPrefix.Length},总体长度:{fullMessage.Length})");
+            log.Info($"发送数据(长度:{data.Length},压缩后长度:{compressedData.Length},总体长度:{fullMessage.Length})");
             Client?.Send(fullMessage);
         }
         private async void SendMessage_Click(object sender, RoutedEventArgs e)
diff --git a/chatserver/Program.cs b/chatserver/Program.cs
index f83f425..cdc2b46 100644
--- a/chatserver/Program.cs
+++ b/chatserver/Program.cs
@@ -58,24 +58,23 @@ namespace chatserver
         }
         static void HandleClient(Socket socket)
         {
-            const int prefixSize = sizeof(int);
-            byte[] prefixBuffer = new byte[prefixSize];
-            int received = socket.Receive(prefixBuffer, 0, 4, SocketFlags.Peek);
-            if (received == 4)
-            {
-                string httpStart = Encoding.ASCII.GetString(prefixBuffer);
-                if (httpStart.StartsWith("GET") || httpStart.StartsWith("POST") ||
-                    httpStart.StartsWith("HEAD") || httpStart.StartsWith("HTTP"))
-                {
-                    log.Warn("检测到HTTP请求，拒绝连接");
-                    socket.Close();
-                    return;
-                }
-            }
             try
             {
                 while (true)
                 {
+                    const int prefixSize = sizeof(int);
+                    byte[] prefixBuffer = new byte[prefixSize];
+                    int received = socket.Receive(prefixBuffer, 0, 4, SocketFlags.Peek);
+                    if (received == 4)
+                    {
+                        string httpStart = Encoding.ASCII.GetString(prefixBuffer);
+                        if (httpStart.StartsWith("GET") || httpStart.StartsWith("POST") ||
+                            httpStart.StartsWith("HEAD") || httpStart.StartsWith("HTTP"))
+                        {
+                            log.Warn("检测到HTTP请求，拒绝连接");
+                            return;
+                        }
+                    }
                     //读取长度前缀
                     int prefixBytesRead = 0;
                     while (prefixBytesRead < prefixSize)
@@ -453,7 +452,7 @@ namespace chatserver
 
             Buffer.BlockCopy(lengthPrefix, 0, fullMessage, 0, lengthPrefix.Length);
             Buffer.BlockCopy(compressedData, 0, fullMessage, lengthPrefix.Length, compressedData.Length);
-            log.Info($"发送数据(长度:{data.Length},压缩后长度:{lengthPrefix.Length},总体长度:{fullMessage.Length})");
+            log.Info($"发送数据(长度:{data.Length},压缩后长度:{compressedData.Length},总体长度:{fullMessage.Length})");
             socket.Send(fullMessage);
         }
         /// <summary>