He hadn't cracked the software. The software had indexed him. or his discovery of other "cracked" people living in the system?

Disabling internet connections and antivirus software to prevent the activation from being blocked or flagged.

: Software activated through a keygen cannot be officially updated. This leaves the user without critical security patches or new feature improvements provided by Autodesk. System Instability

Using tools like the X-Force Keygen often results in several critical issues:

If you're interested in using Autocad 2018, consider the following options: