Many sites label these downloads as "verified" to build trust. However, in the world of pirated software, this term rarely means what it implies.
If you are a security researcher or legacy system administrator analyzing these files in a sandboxed environment, verification relies on file hashes. A truly "verified" xf-adsk2014-x64 will have consistent hash values across reputable warez databases (e.g., Scene releases).
The 2014 version of this tool was widely circulated on file-sharing sites and forums to provide "verified" access to these expensive programs without a legal license. Functionality and Mechanism Request/Activation Code Generation