Verify file system ownership
This verification prevents unauthorized users from running the installer on your server. Only someone with file system access should be able to install HUBzero.
Create an empty file with the following name in your document root:
hubzero-verify-X4PXUMTE.txt
/var/www/iadd/
touch /var/www/iadd/hubzero-verify-X4PXUMTE.txt