IoT is the password killer we've been waiting for

IoT, with its tiny screens and headless devices, will drive an authentication revolution. It's a short leap from the kind of two-factor authentication used on the Apple Watch to proximity-based authentication that does away with any user interaction.

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Does the Apple Watch spell the end for passwords? The answer may be “yes.” The Cupertino, Calif., company’s latest “it” device is blowing up the “wearable technology” category, just as its iPhone did to the smart phone market more than seven years ago.

But, in the process, Apple Watch is also exposing some of the technology industry’s shrinking pains when it comes to wearable devices and other, miniatures “Internet of Things” technologies. Exhibit 1: the password.

[ Also on ITworld: Sher-locked: 12 famous passwords used through the ages ]

Needless to say, Apple Watch’s diminutive screens, which range from 272 x 340 pixels on the 38 mm model to 312 by 390 pixels on the 42 mm model, have made conventional alphanumeric passwords impractical.

That, in turn, has led to warnings that the devices are “easy to steal.” As this story on notes, the Apple Watches don’t require – or even allow - their wearer to log in, and feature a reset button that allows anyone with possession of the device to wipe its data and settings and claim it as their own. Not so with iPhones and iPads, the story notes, which have complex security and access control features that protect it from being wiped and reused by a thief.

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