Samsung Wallet’s Digital Key has been steadily growing, allowing users to access their vehicles without a physical key. Volvo and Polestar are now on Samsung Wallet’s access list, with select models ...

Ford wants you to stash it in your belt buckle, but there’s absolutely no need to be lugging around a bulky fob. Trouble is, phone-as-a-key tech could be superseded before it even gets going. My ...

NFC versus ultra wideband. Tap-to-start versus passive signals. If we’re going to use our phones to operate our cars, we need to get a lot of this straightened out — and soon. NFC versus ultra ...