diff --git a/receiver_ui.py b/receiver_ui.py
index 5279799..95a60bd 100644
--- a/receiver_ui.py
+++ b/receiver_ui.py
@@ -26,6 +26,7 @@ from PyQt5.QtWidgets import QMessageBox,QFileDialog
 import rsa
 #import sm2random
 from OpenSSL import crypto
+import pickle
 class Ui_MainWindow(object):
     def setupUi(self, MainWindow,receiver):
         MainWindow.setObjectName("MainWindow")
@@ -72,7 +73,6 @@ class Ui_MainWindow(object):
         self.enc_key = ""
         #继承连接实例
         self.receiver = receiver
-
         #打开文件选择对话框
         QMessageBox.information(MainWindow, "提示", "请选择你的私钥文件")
         path=QFileDialog.getOpenFileName()[0]
@@ -107,12 +107,15 @@ class Ui_MainWindow(object):
         data = b""
         while True:
             sender_socket,addr = self.receiver.accept()
-            envelope_dict = sender_socket.recv(1024)
-            if not envelope_dict:
-                break
-            data += envelope_dict
-            print(data.decode())
-        envelope_dict = json.loads(data.decode('utf-8'))
+            while True:
+                envelope_dict = sender_socket.recv(1024)
+                if not envelope_dict:
+                    break
+                data += envelope_dict
+            break
+        #将字节流转换为字典
+        print(data)
+        envelope_dict = pickle.loads(data)
         self.signature= envelope_dict['signature']
         self.encrypted_text = envelope_dict['encrypted_text']
         self.enc_key = envelope_dict['enc_key']
@@ -122,7 +125,7 @@ class Ui_MainWindow(object):
             self.iv= envelope_dict['iv']
         self.decrypt_key()
         self.decrypt()
-        self.client.close()
+        self.receiver.close()
     def decrypt_key(self):
         #使用rsa私钥解密对称密钥self.enc_key,赋给self.key
         self.key = rsa.decrypt(self.enc_key, self.private_key)
@@ -132,8 +135,6 @@ class Ui_MainWindow(object):
         # self.mode = self.mode_box.currentText()
         self.algorithm = "AES"
         self.mode = "CBC"
-        with open("aeskey.txt",'rb') as f:
-            self.key = "1234567890abcdef".encode("utf-8")
         if self.algorithm=="AES":
             if self.mode=="CBC":
                 self.mode = AES.MODE_CBC
@@ -143,7 +144,7 @@ class Ui_MainWindow(object):
                 cryptor = AES.new(self.key, self.mode, self.key)
                 self.plain_text = cryptor.decrypt(a2b_hex(self.encrypted_text))
                 #print(plain_text)
-                plaintext = b2a_hex(plain_text.rstrip(b'\0')).decode("utf-8")
+                plaintext = b2a_hex(self.plain_text.rstrip(b'\0')).decode("utf-8")
                 self.textBrowser.append(plaintext)
                 
             elif self.mode=="ECB":