parent
04425eeddc
commit
7ea485a30d
@ -1,174 +1,236 @@
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# -*- coding: utf-8 -*-
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# Form implementation generated from reading ui file 'receiver_ui.ui'
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#
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# Created by: PyQt5 UI code generator 5.15.9
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#
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# WARNING: Any manual changes made to this file will be lost when pyuic5 is
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# run again. Do not edit this file unless you know what you are doing.
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from PyQt5 import QtCore, QtGui, QtWidgets
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import sys
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import json
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from gmssl import sm4, func,sm2,sm3
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from PyQt5.QtWidgets import QMessageBox,QFileDialog
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import socket
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import sm2random
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from OpenSSL import crypto
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class Ui_MainWindow(object):
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def setupUi(self, MainWindow,client):
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MainWindow.setObjectName("MainWindow")
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MainWindow.resize(800, 602)
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self.centralwidget = QtWidgets.QWidget(MainWindow)
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self.centralwidget.setObjectName("centralwidget")
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self.textBrowser = QtWidgets.QTextBrowser(self.centralwidget)
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self.textBrowser.setGeometry(QtCore.QRect(10, 10, 541, 501))
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self.textBrowser.setObjectName("textBrowser")
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self.receive_button = QtWidgets.QPushButton(self.centralwidget)
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self.receive_button.setGeometry(QtCore.QRect(560, 110, 121, 51))
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self.receive_button.setObjectName("receive_button")
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self.decrypt_button = QtWidgets.QPushButton(self.centralwidget)
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self.decrypt_button.setGeometry(QtCore.QRect(560, 160, 121, 51))
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self.decrypt_button.setObjectName("decrypt_button")
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self.verify_button = QtWidgets.QPushButton(self.centralwidget)
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self.verify_button.setGeometry(QtCore.QRect(560, 210, 121, 51))
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self.verify_button.setObjectName("verify_button")
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MainWindow.setCentralWidget(self.centralwidget)
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self.menubar = QtWidgets.QMenuBar(MainWindow)
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self.menubar.setGeometry(QtCore.QRect(0, 0, 800, 23))
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self.menubar.setObjectName("menubar")
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MainWindow.setMenuBar(self.menubar)
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self.statusbar = QtWidgets.QStatusBar(MainWindow)
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self.statusbar.setObjectName("statusbar")
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MainWindow.setStatusBar(self.statusbar)
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#新增属性
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"""
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self.file_path 明文的保存路径
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self.mode 加密模式
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self.algorithm 加密算法
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self.enc_key 加密后的对称密钥
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self.private_key 私钥
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self.public_key 公钥
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self.public_key_other 对方的公钥
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self.iv 初始向量iv
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self.signature 签名
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self.encrypted_text 密文
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self.key 对称密钥
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"""
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self.file_path= ""
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self.mode = ""
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self.algorithm = ""
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self.enc_key = ""
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#打开文件选择对话框
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QMessageBox.information(MainWindow, "提示", "请选择你的私钥文件")
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path=QFileDialog.getOpenFileName()[0]
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#弹出消息框
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with open(path, "rb") as f:
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self.private_key = crypto.load_privatekey(crypto.FILETYPE_PEM, f.read())
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QMessageBox.information(MainWindow, "提示", "请选择你的公钥文件")
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path=QFileDialog.getOpenFileName()[0]
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with open(path, "rb") as f:
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self.public_key = crypto.load_publickey(crypto.FILETYPE_PEM, f.read())
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QMessageBox.information(MainWindow, "提示", "请选择对方的公钥文件")
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path=QFileDialog.getOpenFileName()[0]
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with open(path, "rb") as f:
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self.public_key_other = crypto.load_publickey(crypto.FILETYPE_PEM, f.read())
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self.iv = ""
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self.encrypted_text = ""
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self.key=""
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self.retranslateUi(MainWindow)
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self.receive_button.clicked.connect(self.receive) # type: ignore
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self.decrypt_button.clicked.connect(self.decrypt) # type: ignore
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self.verify_button.clicked.connect(self.verify) # type: ignore
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QtCore.QMetaObject.connectSlotsByName(MainWindow)
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#继承连接实例
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self.client = client
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def retranslateUi(self, MainWindow):
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_translate = QtCore.QCoreApplication.translate
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MainWindow.setWindowTitle(_translate("MainWindow", "MainWindow"))
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self.receive_button.setText(_translate("MainWindow", "接收文件"))
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self.decrypt_button.setText(_translate("MainWindow", "解密"))
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self.verify_button.setText(_translate("MainWindow", "验证签名"))
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def receive(self):
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#接收信封并解封保存，加密后的对称密钥，密文，签名
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data = b""
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while True:
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envelope_dict = self.client.recv(1024)
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if not envelope_dict:
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break
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data += envelope_dict
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# print(data.decode())
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envelope_dict = json.loads(data.decode('utf-8'))
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self.signature= envelope_dict['signature']
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self.encrypted_text = envelope_dict['encrypted_text']
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self.enc_key = envelope_dict['enc_key']
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self.mode= envelope_dict['mode']
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self.algorithm= envelope_dict['algorithm']
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if self.mode=="CBC":
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self.iv= envelope_dict['iv']
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self.decrypt_key()
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self.decrypt()
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self.client.close()
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def decrypt_key(self):
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#使用sm2私钥解密对称密钥self.enc_key,赋给self.key
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sm2_crypt = sm2.CryptSM2(private_key=self.private_key,public_key=self.public_key,)
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try:
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self.key = sm2_crypt.decrypt(self.enc_key)
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print("key:",self.key)
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except Exception as e:
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print(f"[!] Failed to decrypt SM4 key: {e}")
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raise
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def decrypt(self):
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#根据模式和加密算法解密
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if self.algorithm=="AES":
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if self.mode=="CBC":
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pass
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elif self.mode=="ECB":
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pass
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else:
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print("error")
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elif self.algorithm=="SM4":
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if self.mode=="CBC":
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sm4_crypt = sm4.CryptSM4()
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sm4_crypt.set_key(self.key, sm4.SM4_DECRYPT)
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plaintext=sm4_crypt.crypt_cbc(self.iv,self.encrypted_text)
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save_path= QFileDialog.saveFileContent(MainWindow, "Save File", "default.txt", "All Files (*);;Text Files (*.txt)")
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with open(save_path, "wb") as f:
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f.write(plaintext)
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self.textBrowser.append("解密文件已保存至",save_path)
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elif self.mode=="ECB":
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sm4_crypt = sm4.CryptSM4()
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sm4_crypt.set_key(self.key, sm4.SM4_DECRYPT)
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plaintext=sm4_crypt.crypt_ecb(self.encrypted_text)
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save_path= QFileDialog.saveFileContent(MainWindow, "Save File", "default.txt", "All Files (*);;Text Files (*.txt)")
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with open(save_path, "wb") as f:
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f.write(plaintext)
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self.textBrowser.append("解密文件已保存至",save_path)
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else:
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print("error")
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else:
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print("error")
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def verify(self):
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pass
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#使用对方公钥验证签名
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if __name__ == "__main__":
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app = QtWidgets.QApplication(sys.argv)
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window = QtWidgets.QMainWindow()
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ui = Ui_MainWindow()
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client= socket.socket(socket.AF_INET,socket.SOCK_STREAM)
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ui.setupUi(window,client)
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window.show()
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#发起连接
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while True:
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try:
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ui.client.settimeout(5)
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ui.client.connect(('127.0.0.1', 5555))
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except socket.timeout:
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ui.textBrowser.append("[!] Connection timed out, retrying...")
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except socket.error as e:
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ui.textBrowser.append(f"[!] Failed to connect to server: {e}")
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break
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finally:
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ui.client.close()
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# -*- coding: utf-8 -*-
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# Form implementation generated from reading ui file 'receiver_ui.ui'
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#
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# Created by: PyQt5 UI code generator 5.15.9
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#
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# WARNING: Any manual changes made to this file will be lost when pyuic5 is
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# run again. Do not edit this file unless you know what you are doing.
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import base64
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from PyQt5.QtWidgets import QFileDialog,QMainWindow
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import socket
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from Crypto.Cipher import AES
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from binascii import b2a_hex, a2b_hex
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from Crypto.PublicKey import RSA
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from Crypto.Cipher import PKCS1_OAEP
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from Crypto.Signature import PKCS1_v1_5
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import hashlib
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from Crypto.Hash import SHA512
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from PyQt5 import QtCore, QtGui, QtWidgets
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import sys
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import json
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from gmssl import sm4, func,sm2,sm3
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from PyQt5.QtWidgets import QMessageBox,QFileDialog
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#import sm2random
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from OpenSSL import crypto
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class Ui_MainWindow(object):
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def setupUi(self, MainWindow,client):
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MainWindow.setObjectName("MainWindow")
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MainWindow.resize(800, 602)
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self.centralwidget = QtWidgets.QWidget(MainWindow)
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self.centralwidget.setObjectName("centralwidget")
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self.textBrowser = QtWidgets.QTextBrowser(self.centralwidget)
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self.textBrowser.setGeometry(QtCore.QRect(10, 10, 541, 501))
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self.textBrowser.setObjectName("textBrowser")
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self.receive_button = QtWidgets.QPushButton(self.centralwidget)
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self.receive_button.setGeometry(QtCore.QRect(560, 110, 121, 51))
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self.receive_button.setObjectName("receive_button")
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self.decrypt_button = QtWidgets.QPushButton(self.centralwidget)
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self.decrypt_button.setGeometry(QtCore.QRect(560, 160, 121, 51))
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self.decrypt_button.setObjectName("decrypt_button")
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self.verify_button = QtWidgets.QPushButton(self.centralwidget)
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self.verify_button.setGeometry(QtCore.QRect(560, 210, 121, 51))
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self.verify_button.setObjectName("verify_button")
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MainWindow.setCentralWidget(self.centralwidget)
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self.menubar = QtWidgets.QMenuBar(MainWindow)
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self.menubar.setGeometry(QtCore.QRect(0, 0, 800, 23))
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self.menubar.setObjectName("menubar")
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MainWindow.setMenuBar(self.menubar)
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self.statusbar = QtWidgets.QStatusBar(MainWindow)
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self.statusbar.setObjectName("statusbar")
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MainWindow.setStatusBar(self.statusbar)
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#新增属性
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"""
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self.file_path 明文的保存路径
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self.mode 加密模式
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self.algorithm 加密算法
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self.enc_key 加密后的对称密钥
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self.private_key 私钥
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self.public_key 公钥
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self.public_key_other 对方的公钥
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self.iv 初始向量iv
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self.signature 签名
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self.encrypted_text 密文
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self.key 对称密钥
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"""
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self.file_path= ""
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self.mode = ""
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self.algorithm = ""
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self.enc_key = ""
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#打开文件选择对话框
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QMessageBox.information(MainWindow, "提示", "请选择你的私钥文件")
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path=QFileDialog.getOpenFileName()[0]
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#弹出消息框
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with open(path, "rb") as f:
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self.private_key = crypto.load_privatekey(crypto.FILETYPE_PEM, f.read())
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QMessageBox.information(MainWindow, "提示", "请选择你的公钥文件")
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path=QFileDialog.getOpenFileName()[0]
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with open(path, "rb") as f:
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self.public_key = crypto.load_publickey(crypto.FILETYPE_PEM, f.read())
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QMessageBox.information(MainWindow, "提示", "请选择对方的公钥文件")
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path=QFileDialog.getOpenFileName()[0]
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with open(path, "rb") as f:
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self.public_key_other = crypto.load_publickey(crypto.FILETYPE_PEM, f.read())
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self.iv = ""
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self.encrypted_text = ""
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self.key=""
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self.retranslateUi(MainWindow)
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self.receive_button.clicked.connect(self.receive) # type: ignore
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self.decrypt_button.clicked.connect(self.decrypt) # type: ignore
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self.verify_button.clicked.connect(self.verify) # type: ignore
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QtCore.QMetaObject.connectSlotsByName(MainWindow)
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#继承连接实例
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self.client = client
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def retranslateUi(self, MainWindow):
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_translate = QtCore.QCoreApplication.translate
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MainWindow.setWindowTitle(_translate("MainWindow", "MainWindow"))
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self.receive_button.setText(_translate("MainWindow", "接收文件"))
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self.decrypt_button.setText(_translate("MainWindow", "解密"))
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self.verify_button.setText(_translate("MainWindow", "验证签名"))
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def receive(self):
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#接收信封并解封保存，加密后的对称密钥，密文，签名
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data = b""
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while True:
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envelope_dict = self.client.recv(1024)
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if not envelope_dict:
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break
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data += envelope_dict
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# print(data.decode())
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envelope_dict = json.loads(data.decode('utf-8'))
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self.signature= envelope_dict['signature']
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self.encrypted_text = envelope_dict['encrypted_text']
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self.enc_key = envelope_dict['enc_key']
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self.mode= envelope_dict['mode']
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self.algorithm= envelope_dict['algorithm']
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if self.mode=="CBC":
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self.iv= envelope_dict['iv']
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self.decrypt_key()
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self.decrypt()
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self.client.close()
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def receive(self):
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#接收信封并解封保存，加密后的对称密钥，密文，签名
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data = b""
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while True:
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envelope_dict = self.client.recv(1024)
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if not envelope_dict:
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break
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data += envelope_dict
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# print(data.decode())
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envelope_dict = json.loads(data.decode('utf-8'))
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self.signature= envelope_dict['signature']
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self.encrypted_text = envelope_dict['encrypted_text']
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self.enc_key = envelope_dict['enc_key']
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self.mode= envelope_dict['mode']
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self.algorithm= envelope_dict['algorithm']
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if self.mode=="CBC":
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self.iv= envelope_dict['iv']
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self.decrypt_key()
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self.decrypt()
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def decrypt_key(self):
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#使用rsa私钥解密对称密钥self.enc_key,赋给self.key
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cipher_rsa = PKCS1_OAEP.new(self.private_key)
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self.key = cipher_rsa.decrypt(f.read())
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def decrypt(self):
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#根据模式和加密算法解密
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# self.algorithm = self.algorithm_box.currentText()
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# self.mode = self.mode_box.currentText()
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self.algorithm = "AES"
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self.mode = "CBC"
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with open("aeskey.txt",'rb') as f:
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self.key = "1234567890abcdef".encode("utf-8")
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if self.algorithm=="AES":
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if self.mode=="CBC":
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self.mode = AES.MODE_CBC
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with open("ciphertext.bin", "rb") as f:
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self.encrypted_text = f.read()
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cryptor = AES.new(self.key, self.mode, self.key)
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plain_text = cryptor.decrypt(a2b_hex(self.encrypted_text))
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#print(plain_text)
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plaintext = b2a_hex(plain_text.rstrip(b'\0')).decode("utf-8")
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self.textBrowser.append(plaintext)
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elif self.mode=="ECB":
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self.mode = AES.MODE_ECB
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with open("ciphertext.bin", "rb") as f:
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self.encrypted_text = f.read()
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cryptor = AES.new(self.key, self.mode)
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plain_text = cryptor.decrypt(a2b_hex(self.encrypted_text))
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#print(plain_text)
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plaintext = b2a_hex(plain_text.rstrip(b'\0')).decode("utf-8")
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self.textBrowser.append(plaintext)
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else:
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print("error")
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elif self.algorithm=="SM4":
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if self.mode=="CBC":
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sm4_crypt = sm4.CryptSM4()
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sm4_crypt.set_key(self.key, sm4.SM4_DECRYPT)
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plaintext=sm4_crypt.crypt_cbc(self.iv,self.encrypted_text)
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save_path= QFileDialog.saveFileContent(MainWindow, "Save File", "default.txt", "All Files (*);;Text Files (*.txt)")
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with open(save_path, "wb") as f:
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f.write(plaintext)
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self.textBrowser.append("解密文件已保存至",save_path)
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elif self.mode=="ECB":
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sm4_crypt = sm4.CryptSM4()
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sm4_crypt.set_key(self.key, sm4.SM4_DECRYPT)
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plaintext=sm4_crypt.crypt_ecb(self.encrypted_text)
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save_path= QFileDialog.saveFileContent(MainWindow, "Save File", "default.txt", "All Files (*);;Text Files (*.txt)")
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with open(save_path, "wb") as f:
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f.write(plaintext)
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self.textBrowser.append("解密文件已保存至",save_path)
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else:
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print("error")
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else:
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print("error")
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def verify(self):
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#使用对方公钥验证签名
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plaintext = """zhangruixiazhangruixiazhangruixia
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helloguet
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hellopython
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helloworld"""
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key = RSA.importKey(self.private_key)
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data = hashlib.sha512(plaintext.encode("utf-8")).hexdigest()
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h = SHA512.new(data.encode("utf-8"))
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#print(h)
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verifier = PKCS1_v1_5.new(key)
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with open("digitalsign.bin", "rb") as f:
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signature = f.read()
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signature = signature.decode("utf-8")
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if verifier.verify(h, base64.b64decode(signature)):
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self.textBrowser.append("验证成功")
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else:
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self.textBrowser.append("验证失败")
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if __name__ == "__main__":
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app = QtWidgets.QApplication(sys.argv)
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window = QtWidgets.QMainWindow()
|
||||
ui = Ui_MainWindow()
|
||||
client= socket.socket(socket.AF_INET,socket.SOCK_STREAM)
|
||||
ui.setupUi(window,client)
|
||||
window.show()
|
||||
#发起连接
|
||||
while True:
|
||||
try:
|
||||
ui.client.settimeout(5)
|
||||
ui.client.connect(('127.0.0.1', 5555))
|
||||
except socket.timeout:
|
||||
ui.textBrowser.append("[!] Connection timed out, retrying...")
|
||||
except socket.error as e:
|
||||
ui.textBrowser.append(f"[!] Failed to connect to server: {e}")
|
||||
break
|
||||
finally:
|
||||
ui.client.close()
|
||||
sys.exit(app.exec_())
|
||||
Loading…
Reference in new issue