It used to be that to get into your home, you needed a key. If you lost that key, you either had to call a locksmith (or maybe your landlord) or break into your own home. If you happened to be 10-year ...

But the key isn’t a traditional key. It’s an NFC badge shaped like a key, which means that you can program the lock to authorize the key or not. For instance, if you lose your key, you can deactivate ...