## Runtime Configuration

The behaviour of these functions is affected by settings in php.ini.

Blenc Configure Options
Name | Default | Changeable | Changelog
--- | --- | --- | ---
blenc.key_file | /usr/local/etc/blenckeys | PHP_INI_ALL |

Here's a short explanation of the configuration directives.

`blenc.key_file` string

  It's the location where BLENC can find the file containing a list of available decryption keys. This file must be readable by webserver.