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gh-72507: Document that imaplib does not verify TLS certificates by default #152778

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serhiy-storchaka merged 1 commit into from
Jul 2, 2026
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gh-72507: Document that imaplib does not verify TLS certificates by default #152778

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14 changes: 14 additions & 0 deletions Doc/library/imaplib.rst
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Expand Up @@ -89,6 +89,13 @@ There's also a subclass for secure connections:
(potentially long-lived) structure. Please read :ref:`ssl-security` for
best practices.

.. note::

With the default *ssl_context*, the connection is encrypted but the
server certificate and hostname are not verified.
To verify them, pass a context created by
:func:`ssl.create_default_context`.

The optional *timeout* parameter specifies a timeout in seconds for the
connection attempt. If timeout is not given or is ``None``, the global default
socket timeout is used.
Expand Down Expand Up @@ -586,6 +593,13 @@ An :class:`IMAP4` instance has the following methods:
encryption on the IMAP connection. Please read :ref:`ssl-security` for
best practices.

.. note::

With the default *ssl_context*, the connection is encrypted but the
server certificate and hostname are not verified.
To verify them, pass a context created by
:func:`ssl.create_default_context`.

.. versionadded:: 3.2

.. versionchanged:: 3.4
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