: Buy from verified platforms like Amazon or Newegg, where you can often find legitimate license codes for significantly less than the MSRP.

ESET offers a directly from their website. No credit card is required for the initial download.

Most shared keys are either already blocked by ESET’s licence servers or have been used thousands of times. When you try to activate them, you will see an error: "Licence key is invalid or has been revoked." At best, you waste 20 minutes. At worst, you give up and move to a riskier source.

The Illusion of Free Security: Analyzing "NOD32 License Key" Distribution on Social Media 1. Introduction