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Javier Eguiluz
2021-11-02 13:20:07 +01:00
parent b7201c29aa
commit c664836c78
1 changed files with 2 additions and 5 deletions
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7
reference/configuration/framework.rst
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@@ -37,14 +37,11 @@ used to add more entropy to security related operations. Its value should
be a series of characters, numbers and symbols chosen randomly and the
recommended length is around 32 characters.
.. caution::
This configuration option's value is a real secret. You should treat it
with a lot of care.
In practice, Symfony uses this value for encrypting the cookies used
in the :doc:`remember me functionality </security/remember_me>` and for
creating signed URIs when using :ref:`ESI (Edge Side Includes) <edge-side-includes>`.
That's why you should treat this value as if it were a sensitive credential and
**never make it public**.
This option becomes the service container parameter named ``kernel.secret``,
which you can use whenever the application needs an immutable random string