diff --git a/Lib/urllib/request.py b/Lib/urllib/request.py
index 7878daacb52d08..1761e951e62466 100644
--- a/Lib/urllib/request.py
+++ b/Lib/urllib/request.py
@@ -1990,9 +1990,17 @@ def http_error_default(self, url, fp, errcode, errmsg, headers):
if _have_ssl:
def _https_connection(self, host):
- return http.client.HTTPSConnection(host,
- key_file=self.key_file,
- cert_file=self.cert_file)
+ if self.key_file or self.cert_file:
+ http_version = http.client.HTTPSConnection._http_vsn
+ context = http.client._create_https_context(http_version)
+ context.load_cert_chain(self.cert_file, self.key_file)
+ # cert and key file means the user wants to authenticate.
+ # enable TLS 1.3 PHA implicitly even for custom contexts.
+ if context.post_handshake_auth is not None:
+ context.post_handshake_auth = True
+ else:
+ context = None
+ return http.client.HTTPSConnection(host, context=context)
def open_https(self, url, data=None):
"""Use HTTPS protocol."""
pFad - Phonifier reborn
Pfad - The Proxy pFad of © 2024 Garber Painting. All rights reserved.
Note: This service is not intended for secure transactions such as banking, social media, email, or purchasing. Use at your own risk. We assume no liability whatsoever for broken pages.
Alternative Proxies:
Alternative Proxy
pFad Proxy
pFad v3 Proxy
pFad v4 Proxy