diff --git a/rpt-base/src/main/java/cn/promptness/rpt/base/coder/MessageDecoder.java b/rpt-base/src/main/java/cn/promptness/rpt/base/coder/MessageDecoder.java
index 2811619..0b11347 100644
--- a/rpt-base/src/main/java/cn/promptness/rpt/base/coder/MessageDecoder.java
+++ b/rpt-base/src/main/java/cn/promptness/rpt/base/coder/MessageDecoder.java
@@ -12,28 +12,31 @@
 
 import java.util.List;
 
-
+/**
+ * messageLength|messageType|serializerType|metaLength|meta|data
+ */
 public class MessageDecoder extends MessageToMessageDecoder<ByteBuf> {
 
     private static final SerializerDispatcher SERIALIZER_DISPATCHER = new SerializerDispatcher();
 
     @Override
     protected void decode(ChannelHandlerContext channelHandlerContext, ByteBuf byteBuf, List<Object> list) throws Exception {
-        Message proxyMessage = new Message();
+        Message message = new Message();
         // 4个字节
-        proxyMessage.setType(MessageType.getInstance(byteBuf.readInt()));
+        message.setType(MessageType.getInstance(byteBuf.readInt()));
+        SerializationType serialization = SerializationType.getInstance(byteBuf.readInt());
 
-        int protobufLength = byteBuf.readInt();
-        if (protobufLength > 0) {
-            byte[] metaByte = new byte[protobufLength];
+        int metaByteLength = byteBuf.readInt();
+        if (metaByteLength > 0) {
+            byte[] metaByte = new byte[metaByteLength];
             byteBuf.readBytes(metaByte);
-            Meta meta = SERIALIZER_DISPATCHER.deserialize(SerializationType.PROTOSTUFF, metaByte, Meta.class);
-            proxyMessage.setMeta(meta);
+            Meta meta = SERIALIZER_DISPATCHER.deserialize(serialization, metaByte, Meta.class);
+            message.setMeta(meta);
         }
         if (byteBuf.isReadable()) {
             byte[] data = ByteBufUtil.getBytes(byteBuf);
-            proxyMessage.setData(data);
+            message.setData(data);
         }
-        list.add(proxyMessage);
+        list.add(message);
     }
 }
diff --git a/rpt-base/src/main/java/cn/promptness/rpt/base/coder/MessageEncoder.java b/rpt-base/src/main/java/cn/promptness/rpt/base/coder/MessageEncoder.java
index 1e41caa..8b53357 100644
--- a/rpt-base/src/main/java/cn/promptness/rpt/base/coder/MessageEncoder.java
+++ b/rpt-base/src/main/java/cn/promptness/rpt/base/coder/MessageEncoder.java
@@ -4,13 +4,14 @@
 import cn.promptness.rpt.base.protocol.MessageType;
 import cn.promptness.rpt.base.protocol.Meta;
 import cn.promptness.rpt.base.serialize.SerializerDispatcher;
-import cn.promptness.rpt.base.serialize.api.SerializationType;
 import io.netty.buffer.ByteBuf;
 import io.netty.channel.ChannelHandlerContext;
 import io.netty.handler.codec.MessageToByteEncoder;
 import io.netty.util.internal.EmptyArrays;
 
-
+/**
+ * messageLength|messageType|serializerType|metaLength|meta|data
+ */
 public class MessageEncoder extends MessageToByteEncoder<Message> {
 
     private static final SerializerDispatcher SERIALIZER_DISPATCHER = new SerializerDispatcher();
@@ -19,11 +20,12 @@ public class MessageEncoder extends MessageToByteEncoder<Message> {
     protected void encode(ChannelHandlerContext channelHandlerContext, Message message, ByteBuf out) throws Exception {
         MessageType type = message.getType();
         out.writeInt(type.getCode());
+        out.writeInt(message.getSerialization().getCode());
 
         Meta meta = message.getMeta();
-        byte[] protobuf = meta == null ? EmptyArrays.EMPTY_BYTES : SERIALIZER_DISPATCHER.serialize(SerializationType.PROTOSTUFF, meta);
-        out.writeInt(protobuf.length);
-        out.writeBytes(protobuf);
+        byte[] metaByte = meta == null ? EmptyArrays.EMPTY_BYTES : SERIALIZER_DISPATCHER.serialize(message.getSerialization(), meta);
+        out.writeInt(metaByte.length);
+        out.writeBytes(metaByte);
 
         if (message.getData() != null && message.getData().length > 0) {
             out.writeBytes(message.getData());
diff --git a/rpt-base/src/main/java/cn/promptness/rpt/base/protocol/Message.java b/rpt-base/src/main/java/cn/promptness/rpt/base/protocol/Message.java
index 5894428..75404ba 100644
--- a/rpt-base/src/main/java/cn/promptness/rpt/base/protocol/Message.java
+++ b/rpt-base/src/main/java/cn/promptness/rpt/base/protocol/Message.java
@@ -1,5 +1,7 @@
 package cn.promptness.rpt.base.protocol;
 
+import cn.promptness.rpt.base.serialize.api.SerializationType;
+
 /**
  * 客户端-服务器自定义通信协议
  */
@@ -10,6 +12,8 @@ public class Message {
      */
     private MessageType type;
 
+    private SerializationType serialization = SerializationType.PROTOSTUFF;
+
     /**
      * 元数据
      */
@@ -54,4 +58,11 @@ public void setType(MessageType type) {
         this.type = type;
     }
 
+    public SerializationType getSerialization() {
+        return serialization;
+    }
+
+    public void setSerialization(SerializationType serialization) {
+        this.serialization = serialization;
+    }
 }
diff --git a/rpt-base/src/main/java/cn/promptness/rpt/base/serialize/api/SerializationType.java b/rpt-base/src/main/java/cn/promptness/rpt/base/serialize/api/SerializationType.java
index f20822a..e41c25f 100644
--- a/rpt-base/src/main/java/cn/promptness/rpt/base/serialize/api/SerializationType.java
+++ b/rpt-base/src/main/java/cn/promptness/rpt/base/serialize/api/SerializationType.java
@@ -24,4 +24,13 @@ public int getCode() {
     public String getDesc() {
         return desc;
     }
+
+    public static SerializationType getInstance(int code) {
+        for (SerializationType value : SerializationType.values()) {
+            if (value.code == code) {
+                return value;
+            }
+        }
+        return null;
+    }
 }
diff --git a/rpt-server/src/main/java/cn/promptness/rpt/server/executor/RegisterExecutor.java b/rpt-server/src/main/java/cn/promptness/rpt/server/executor/RegisterExecutor.java
index 5e61e48..44cc196 100644
--- a/rpt-server/src/main/java/cn/promptness/rpt/server/executor/RegisterExecutor.java
+++ b/rpt-server/src/main/java/cn/promptness/rpt/server/executor/RegisterExecutor.java
@@ -58,6 +58,7 @@ public void execute(ChannelHandlerContext context, Message message) throws Excep
             channelFuture.addListener(ChannelFutureListener.CLOSE);
             return;
         }
+        logger.info("授权注册成功,客户端使用的秘钥:{}", meta.getClientKey());
         ServerChannelCache.getServerChannelMap().put(context.channel().id().asLongText(), context.channel());
         context.channel().attr(Constants.CHANNELS).set(new ConcurrentHashMap<>(1024));
         context.channel().attr(Constants.Server.DOMAIN).set(domainList);