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[Security] Warn for implementing eraseCredentials #7326

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7 changes: 7 additions & 0 deletions security/entity_provider.rst
Original file line number Diff line number Diff line change
Expand Up @@ -169,6 +169,13 @@ forces the class to have the five following methods:

To learn more about each of these, see :class:`Symfony\\Component\\Security\\Core\\User\\UserInterface`.

.. caution::

The ``eraseCredentials()`` method is only meant to clean up possibly stored
plain text passwords (or similar credentials). Be careful what to erase
if your user class is also mapped to a database as the modified object
will likely be persisted during the request.

What do the serialize and unserialize Methods do?
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

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