要实现“安全洋葱TLS重新加密”,可以使用以下步骤:
ssl
模块来实现:import ssl
import socket
def create_secure_socket(host, port):
context = ssl.create_default_context(ssl.Purpose.CLIENT_AUTH)
context.options |= ssl.OP_NO_TLSv1 | ssl.OP_NO_TLSv1_1 # 禁用TLSv1和TLSv1.1
context.verify_mode = ssl.CERT_REQUIRED
context.load_default_certs()
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
secure_sock = context.wrap_socket(sock, server_hostname=host)
secure_sock.connect((host, port))
return secure_sock
def onion_encrypt_tls(outer_sock, inner_sock):
# 从外层TLS连接获取旧的TLS密钥
outer_ssl_context = outer_sock.context
outer_ssl_object = outer_sock.unwrap()
outer_ssl_object.shutdown()
outer_key = outer_ssl_object.session.master_key()
# 建立新的TLS连接,并使用旧的TLS密钥
inner_ssl_context = ssl.create_default_context(ssl.Purpose.CLIENT_AUTH)
inner_ssl_context.options |= ssl.OP_NO_TLSv1 | ssl.OP_NO_TLSv1_1
inner_ssl_context.verify_mode = ssl.CERT_REQUIRED
inner_ssl_context.load_default_certs()
inner_sock = inner_ssl_context.wrap_socket(inner_sock, server_hostname=host)
inner_ssl_object = inner_sock.unwrap()
inner_ssl_object.session.set_master_key(outer_key)
return inner_sock
def secure_onion_tls(host, port):
outer_sock = create_secure_socket(host, port)
inner_sock = create_secure_socket(host, port)
secure_sock = onion_encrypt_tls(outer_sock, inner_sock)
# 使用新的TLS连接进行通信
secure_sock.sendall(b"Hello, server!")
response = secure_sock.recv(1024)
secure_sock.close()
return response
以上代码示例提供了一个简单的实现“安全洋葱TLS重新加密”的解决方法。请注意,这只是一个简单的示例,具体的实现可能需要根据实际情况进行调整。