diff --git a/Analyser/ModuleCommunication.cpp b/Analyser/ModuleCommunication.cpp
index 1bbb9e2..a2a2ed2 100644
--- a/Analyser/ModuleCommunication.cpp
+++ b/Analyser/ModuleCommunication.cpp
@@ -362,29 +362,31 @@ void ModuleCommunication::processPackage(const uint8_t *data, uint16_t size) {
         break;
     }
     case Note: {
-        uint8_t noteId = data[5];
+        auto noteId = static_cast<NoteId>(data[5]);
         switch (noteId) {
-        case Ready: {
+        case NoteId::Ready: {
             LOG_CAT(info, GUI) << "模组: " << protocolDataFormatString(data, size);
             LOG_CAT(info, GUI) << "模组上电初始化成功。";
             LOG_CAT(info, GUI) << Separator;
             break;
         }
-        case PalmState: { // 模组返回的数据为当前帧的手掌状态
+        case NoteId::PalmState: { // 模组返回的数据为当前帧的手掌状态
+            auto state = reinterpret_cast<const PalmStateNote *>(data + 6);
+            LOG(info) << "palm state: " << (int)ntohs(state->state);
             break;
         }
-        case UnknownError: {
+        case NoteId::UnknownError: {
             LOG_CAT(info, GUI) << "模组: " << protocolDataFormatString(data, size);
             LOG_CAT(info, GUI) << "未知错误。";
             LOG_CAT(info, GUI) << Separator;
             break;
         }
-        case DebugInfo: {
+        case NoteId::DebugInfo: {
             auto message = reinterpret_cast<const char *>(data + 6);
             LOG_CAT(info, GUI) << "模组日志: " << message;
             break;
         }
-        case NoAliveImage: {
+        case NoteId::NoAliveImage: {
             LOG(info) << "no alive image";
             emit newImageInfo(Note, 600 * 800, nullptr);
             break;
diff --git a/Analyser/ModuleCommunication.h b/Analyser/ModuleCommunication.h
index 1e84c87..7964c1c 100644
--- a/Analyser/ModuleCommunication.h
+++ b/Analyser/ModuleCommunication.h
@@ -42,13 +42,20 @@ public:
     };
     Q_ENUM(MessageId)
 
-    enum NoteId : uint8_t {
+    enum class NoteId : uint8_t {
         Ready = 0x00,
         PalmState = 0x01,
         UnknownError = 0x02,
         DebugInfo = 0x55,
         NoAliveImage = 0x56,
     };
+
+    enum PalmState {
+        NoPalm = 1,
+        NeedMoveToCenter = 15,
+        NoAlive = 122,
+    };
+
     enum MessageStatus : uint8_t {
         Success = 0,
         Rejected = 1,
@@ -75,17 +82,14 @@ public:
         uint8_t save_image;
         uint8_t timeout; // timeout, unit second, default 10s
     };
-    struct VerifyNoteInfo {
-        int16_t state; // corresponding to PALM_STATE_*
+
+    struct PalmStateNote {
+        uint16_t state;
         // position
-        int16_t left; // in pixel
-        int16_t top;
-        int16_t right;
-        int16_t bottom;
-        // pose
-        int16_t yaw;   // up and down in vertical orientation
-        int16_t pitch; // right or left turned in horizontal orientation
-        int16_t roll;  // slope
+        uint16_t left; // in pixel
+        uint16_t top;
+        uint16_t right;
+        uint16_t bottom;
     };
 
     struct EnrollData {
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6a7af9b..bfc8497 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -27,6 +27,10 @@ endif()
 
 option(Boost_USE_STATIC_LIBS OFF)
 
+set(OpenSSL_ROOT D:/Qt/Tools/OpenSSLv3/Win_x64)
+set(OPENSSL_INCLUDE_DIR ${OpenSSL_ROOT}/include)
+set(OpenSSL_LIBRARY_DIRS ${OpenSSL_ROOT}/lib)
+set(OpenSSL_LIBRARIES libssl libcrypto)
 
 set(FFmpeg_ROOT ${Libraries_ROOT}/ffmpeg-7.0.1-full_build-shared)
 set(FFmpeg_INCLUDE_DIR ${FFmpeg_ROOT}/include)
@@ -42,6 +46,7 @@ include(FetchContent)
 FetchContent_Declare(Kylin
     GIT_REPOSITORY https://gitea.amass.fun/amass/Kylin.git
 )
+set(KYLIN_WITH_FLUENT ON)
 FetchContent_MakeAvailable(Kylin)
 
 add_subdirectory(Peripheral)