An extension of the traditional Basic Input/Output System or BIOS that, during the boot process, facilitates the communication between the computer’s firmware and the computer’s operating system.
![cover of episode Encore: unified extensible firmware interface (UEFI) (noun) [Word Notes]](https://megaphone.imgix.net/podcasts/8797f03a-a50b-11ea-b6c0-87ebb093948d/image/hacking-humans-cover-art-cw.png?ixlib=rails-4.3.1&max-w=3000&max-h=3000&fit=crop&auto=format,compress)