Uses third party DRM. The addon author has
marked that this addon uses a third party DRM service, you might have restricted access to
source code and/or require additional setup after purchase.
GmodAdminSuite - https://gmodsto.re/gmodadminsuite
OpenPermissions - https://gmodsto.re/openpermissions
Steam Guard (recommended)
Server with working inbound and outbound HTTP requests from Gmod
* A Garry's Mod server is always a requirement