ssl.SSLError:[SSL:CERTIFICATE_VERIFY_FAILED]证书验证失败(_ssl.c:833)

时间:2018-04-10 23:46:44

标签: python sockets network-programming

我正在尝试与服务器建立TLS连接。我的简单脚本如下。但是,当我运行它时,我收到此错误:

Accept-Encoding

剧本:

 Traceback (most recent call last):
  File "tls_client.py", line 28, in <module>
    sslSocket.connect((domain, 443))
  File "C:\Python36\lib\ssl.py", line 1100, in connect
    self._real_connect(addr, False)
  File "C:\Python36\lib\ssl.py", line 1091, in _real_connect
    self.do_handshake()
  File "C:\Python36\lib\ssl.py", line 1068, in do_handshake
    self._sslobj.do_handshake()
  File "C:\Python36\lib\ssl.py", line 689, in do_handshake
    self._sslobj.do_handshake()
ssl.SSLError: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:833)

问题的原因是什么?我试过像 import socket, ssl context = ssl.SSLContext(protocol = ssl.PROTOCOL_TLS_CLIENT) context.set_ciphers('ECDHE-RSA-AES128-GCM-SHA256') context.verify_mode = ssl.CERT_OPTIONAL s = socket.socket(socket.AF_INET, socket.SOCK_STREAM) sslSocket = context.wrap_socket(s, server_hostname = 'www.google.com') sslSocket.connect((domain, 443)) 这样的网站,但我也得到了同样的错误。

修改 我不想关闭verify_mode。我需要它。我认为www.verisign.comgoogle.com具有可验证的证书。

编辑2: 基于link提供的解决方案: 我运行pip install certifi 然后尝试在Windows命令中运行此命令,但收到错误:

verisign.com

0 个答案:

没有答案
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