At some point, most of us are going to walk away from our computer while it’s turned on. Sometimes when that happens, family members, roommates, or even complete strangers will decide it’s OK to mess with your computer.
Keycard makes it easy to avoid that issue without having to put your machine to sleep and then wake it back up every time you walk away for a few minutes. By pairing it with your iPhone, iPod, or a host of other devices, your Mac can detect when you walk away and lock the screen, keeping others from being able to access your computer while you’re away.
Przydałaby się dodatkowo możliwość ustawienia alarmu ostrzegającego, że go zapomnieliśmy wziąć ze sobą.