In case with Windows laptop, the verification proof might be for example, a digitally signed serial number of the motherboard (and the OS is itself signed to pr

In case with Windows laptop, the verification proof might be for example, a digitally signed serial number of the motherboard (and the OS is itself signed to prevent tampering). While it's possible to work around this, an average kid or adult is unlikely to do it. And in case with a phone there is almost zero chance to hack it.