“Imagine if you had a unique, physical key that could be used to unlock your Macbook whenever you forget the device’s password,” Andy Greenberg reports for Forbes.

“Now imagine that instead of another actual key that you’d have to store in a drawer or carry in your pocket, the key is an object that you’re already lugging around or leaving under your desk: Your power adapter,” Greenberg reports. “Apple has patented a power charger that also serves as a password backup, one that’s in some ways more convenient and secure than the typical security questions used to recover lost passwords.”

Greenberg reports, “According to the patent (first spotted by New Scientist) a forgetful user could simply plug in the cord, and it would provide a unique ID number stored in a memory chip in the adapter that acts as an decryption key, unscrambling a backup copy of the password stored on the machine.”

Read more in the full article here.

[Thanks to MacDailyNews Reader “Arline M.” for the heads up.]