That's not a bad idea considering scanning screenshots of QR codes is an active phishing method. Steam for example will give you a questionnaire to spot phishing attempts if you have an IP address in a different city to the device that generated the code.
It's demanded by the standard to check whether the devices are in physical proximity. And BT LE is the chosen method.
That's not a bad idea considering scanning screenshots of QR codes is an active phishing method. Steam for example will give you a questionnaire to spot phishing attempts if you have an IP address in a different city to the device that generated the code.