Students and educators can often get free access to Autodesk software through the Autodesk Education Community.
Autodesk offers 30-day free trials for most of its flagship products, allowing you to test the software before purchasing.
Files of this nature are rarely what they seem. Because they are designed to modify system files and registry entries, they are frequently used as "Trojan horses" for malware.
Keygens often install "backdoors" that allow remote attackers to access your computer at a later date without your knowledge. Legal and Professional Consequences
Using a keygen to activate software is a violation of Autodesk's Terms of Use and constitutes software piracy.