This plugin hasn’t been tested with the latest 3 major releases of WordPress. It may no longer be maintained or supported and may have compatibility issues when used with more recent versions of WordPress.

Filename Randomizer


The plugin adds “ xxxxxxxx-” prefix for each uploaded file. The original file name will be kept, only the prefix adds randomization. The prefix may contain only [a-f0-9] characters to increase the readability of the final file name.

  • Without Plugin: preview.png
  • With Plugin: a0fb4cbe-preview.png


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Contributors & Developers

“Filename Randomizer” is open source software. The following people have contributed to this plugin.


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  • Minor metadata changes to comply with requirements


  • Randomizing prefixes for reuploaded files as well.


  • Excluding unnecessary files from builds.
  • Enforcing 16-character randomization prefix for Windows systems. For *nix it’s 8 characters.


  • Added script.
  • If the uploading file already has the “ xxxxxxxx-” prefix, no randomization is applied.


  • Initial Release.