A small business owner downloaded a nulled "Envato License Verifier" for their membership site. Two weeks later, their Stripe API keys were stolen. Over $15,000 was charged in fraudulent transactions. The hosting provider terminated their account immediately.
The primary danger of using nulled scripts is the inclusion of malicious code. Since you are downloading the file from an unofficial source, there is no guarantee of its integrity. Nulled scripts are notorious for containing: envato purchase code verify php script nulled
Use this secure boilerplate code to verify purchase codes directly through Envato's official servers: A small business owner downloaded a nulled "Envato