.. Warning: Do not edit this file. It is automatically generated from the software project's code and your changes will be overwritten. The tool to generate this file lives in openstack-doc-tools repository. Please make any changes needed in the code, then run the autogenerate-config-doc tool from the openstack-doc-tools repository, or ask for help on the documentation mailing list, IRC channel or meeting. .. _heat-crypt: .. list-table:: Description of crypt configuration options :header-rows: 1 :class: config-ref-table * - Configuration option = Default value - Description * - **[DEFAULT]** - * - ``auth_encryption_key`` = ``notgood but just long enough i t`` - (String) Key used to encrypt authentication info in the database. Length of this key must be 32 characters.