It sounds like you're referring to "X-Force" , the keygen/crack tool often associated with older Autodesk software (pre-2021), and specifically asking about AutoCAD 2018.
X-Force 2018 is a widely known "keygen" or software activator specifically designed to bypass the licensing requirements of Autodesk products, most notably AutoCAD 2018. Functionality and Usage x force 2018 autocad
: The software generates a unique "Request Code" based on the computer's hardware. This code is pasted into the X-Force tool, which then generates an "Activation Code" to be entered back into the Autodesk activation screen. Risks and Better Alternatives It sounds like you're referring to "X-Force" ,
Legitimate Alternatives