diff --git a/BlockChainLogger.cpp b/BlockChainLogger.cpp
index c907b29..c6fc41b 100644
--- a/BlockChainLogger.cpp
+++ b/BlockChainLogger.cpp
@@ -26,7 +26,7 @@ void BlockChainLogger::run() {
   int offset = 0;
 
   while (true) {
-    if (expectedSize <= 0) {       // 读取一个整型，表示后面跟着的json串的大小
+    if (expectedSize <= 0) {       // 读取一个整型，表示后面跟着的json串
       size = ringBuffer.read(buffer, 4);
       if (size <= 0) {    // 没有数据
 //        std::cout << "wait for data" << std::endl;
diff --git a/main.cpp b/main.cpp
index 8f162e7..f6ab6c0 100644
--- a/main.cpp
+++ b/main.cpp
@@ -1,9 +1,7 @@
-#include <iostream>
 #include <thread>
-#include "utils/RedisUtil.h"
 #include "Server.h"
 #include "BlockChainLogger.h"
-
+#include <ndn-cxx/util/NTRUSignUtil.hpp>
 /**
  *
 1. 接收区块链下发的登录信息，加载相应用户的证书到redis数据库中。下发登录信息应包含登录超时时间。
@@ -20,13 +18,14 @@ using namespace std;
 
 int main() {
 
+  ndn::security::ntru::NTRUSignUtil::init();
   Server server;
-  server.run();
   std::thread t([]() {
     BlockChainLogger blockChainLogger;
     blockChainLogger.run();
   });
-
+  server.run();
+  ndn::security::ntru::NTRUSignUtil::clean();
 
 //    AddOrUpdateCertificateRequestMessage addOrUpdateCertificateRequestMessage;
 //    addOrUpdateCertificateRequestMessage.parse("{\n"