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This article lists data of interest that should go into a minimal backup of a DokuWiki Installation

The complete list is available on the backup documentation page

Image Salt

To avoid a DDOS with image processing, Dokuwiki adds a signature.

The signature is the value of the tok Url property.

This is:

  • a md5 hash
  • of length 6
  • from the wiki id, the dimension (width and height)
  • with a salt randomly generated and stored in one of this file:

If you are using a cache, don't forget to back up this file well otherwise the images will not show up.

The detailed function is the media_get_token in media.php

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