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The issue arises only for open SSID networks, Terve says.

In the worst case, Wi-Fi users will be forced to create new credentials and log in again and won’t be able to autoconnect as normal. Basically, the network won’t know if that user has been there before,” Johan Terve says.įor more stories on related topics click belowĪuthentication (meaning service access) to Wi-Fi networks by MAC address is still widely used, so anyone applying this method – including service providers – will need to review their service policies. “The first thing is that any Wi-Fi network that uses a MAC address for authentication of users will now need to present the user with a new log-in screen, because the network won’t recognise the user’s MAC address after 24 hours. The feature will make sure that MAC addresses will change every 24 hours, sources explain.Īccording to Aptilo Networks’ VP Marketing and veteran Wi-Fi expert, Johan Terve, this could seriously impact the Wi-Fi industry – or at least, some parts of it. It also appears that Apple will leave this feature on as default, which then of course means that MAC randomization will be activated on all iOS14 devices, unless actively disabled. The feature is called ‘Private Address’ and a full description can be found here. This means the hardware (MAC) address of the device – which is normally invariable – will change every 24 hours so that the phone is no longer traceable by MAC address. The new functionality could have serious implications for parts of the Wi-Fi industry, says Aptilo Networks’ VP Marketing & veteran Wi-Fi expert, Johan Terve.Īpple has long since been touting privacy as one of their prime corporate values – and now they are taking yet another step to make it more difficult for iPhones (and their users) to be traced: In the next iOS release (iOS14) Apple will be introducing so-called MAC address randomization as a feature. Later this year – probably some time in September – Apple will release iOS14 and included will be a new ‘Use Private Address’ feature. Graphic courtesy Apple.īy Claus Hetting, Wi-Fi NOW CEO & Chairman IOS 14 ‘Use Private Address’ Wi-Fi settings.