Basically they plan to do this using jewelry.
Yep—one day, the ring on your finger might be able to log you in to Google services with a tap on your computer.
It seems that passwords are only getting harder to remember and easier to crack.
This industrywide problem became a deeply personal issue for a member of Wired's staff: Writer Mat Honan's digital life was compromised very publicly when hackers took over his Twitter account, deleted his Gmail account, and remotely wiped his iPhone and Mac.
A physical hardware solution keeps your data safer—as long as you don't lose the object.
Google is currently testing this out using YubiKey login devices that look like extra-small USB drives.