> For the complete documentation index, see [llms.txt](https://docs.reveald.com/technical-documentation/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.reveald.com/technical-documentation/admin-guides/epiphany-validation-engine-users-guide/chapter-3-eve-platform/navigation-tabs/emulation-control/custom-threats/new-custom-threat-upload-an-existing-script.md).

# New Custom Threat: Upload an existing script

Before creating a new custom threat make sure the user have met the requirements for  the Custom Threats Module. See  Requirements for the Custom Threat Module. 

To upload an existing script, follow this process: 

1. In the Custom Threat tab select the "New Custom Threat" button on the top right.  
2. A New Script creation wizard will open. 
3. By default, the <mark style="color:orange;">“File”</mark> choice is selected. This choice allows the user to upload a script to the platform. Click on <mark style="color:orange;">“Choose file”</mark> to select the script the user want to upload.&#x20;
4. Add a Description to the selected script (mandatory).&#x20;
5. The user can add Execution Parameters if needed on the Optional parameters configuration field.&#x20;
6. Click <mark style="color:orange;">“Save Script"</mark> .&#x20;