This is the most robust form of protection for commercial software. It binds the script to a specific physical machine.
If you run a SaaS model, use the Trial License feature with a short duration (e.g., 30 days). Force the user to update their license file monthly. This ensures that if a user stops paying, their access is automatically cut off. pyarmor license
where the software is free to download for non-profit testing but requires a paid license for commercial, high-revenue, or advanced deployment environments . A single paid license is strictly bound to one specific product rather than an individual developer, meaning different standalone applications require separate licenses. This is the most robust form of protection