No problem. I’m big on privacy myself, so my business is also. If you don’t want to use a third-party and/or server, and you’re able to get the device fingerpri

No problem. I’m big on privacy myself, so my business is also. If you don’t want to use a third-party and/or server, and you’re able to get the device fingerprint upfront, you could generate signed license keys [0] with an embedded fingerprint so that it only works on certain devices. Though that would mean a new device would need a new license key. [0]: https://keygen.sh/blog/how-to-generate-license-keys-in-2021/ https://keygen.sh/blog/how-to-generate-license-keys-in-2021/