Tech Talk: Forget all your passwords with Clef
This article was first published by dmcityview.com Many of my childhood Saturdays involved the errand of tagging along with my father to his office to pick up something he forgot. He worked in a cubicle maze for a large financial institution in Des Moines. To a small child, spending anytime there was pretty much the equivalent of being sent to “time out.” But for me, I loved those little trips, because my dad’s office had a magical door. Even though the office was dark and locked for the weekend, every time my dad came within 10 feet of the door, it would open without any provocation. It wouldn’t do it for me or my brother, but it did for him, and I was spellbound. Years later I would come to understand the building used a technology similar to RFID (radio-frequency identification), meaning a passcard in my dad’s wallet unlocked and opened the door from a few steps away. Today RFID is everywhere, eliminating the need for punch-codes and easing product tracking. While ...