High Sierra automatically checks EFI firmware each week
Upgrading to High Sierra brings a new and significant security feature: your Mac will automatically check its EFI firmware. In a series of tweets, Xeno Kovah, one of the three engineers responsible for the new tool, has outlined how this works.[…]
High Sierra automatically checks EFI firmware each week
AFAICT, the article references Tweets from earlier today that appear to have subsequently been deleted from Twitter.