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Signed configurations

Weatherlights edited this page Jun 8, 2026 · 3 revisions

With version 1.0.3.0 and higher a wrunconfig file needs to be signed using a catalog file (.cat). This enhances security and avoids manipulation of the wrunconfig file.

How to create a catalog file

  1. Place the wrunconfig file in an empty folder
  2. Open a powershell window and enter New-FileCatalog -CatalogVersion 2 -CatalogFilePath "<Path to an output folder in which you want to save the catalog file>" -Path "<Path to the folder created in step 1>"
  3. Next you rename the catalog file so that it has the same basename as the wrunconfig file. So if your wrunconfig is named "myfile.exe.wrunconfig" the catalog should be named to "myfile.exe.cat".
  4. Sign the catalog file with a tool of your choice.
  5. Place the catalog next to the wrunconfig with the wrapper.exe.

Testing using the unsignedallowed-Versions

With version 1.2.0.0 an there are also a versions that do not require signed configurations. Those can be identified by having unsignedallowed in the file name on the release page.

To avoid exploitation these versions are not officially signed.

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