A tweet can reveal your location, an Apple Watch monitors your health, a grocery chain loyalty card allows the supermarket to track your purchases. All of this constitutes what Michael Chertoff describes as “digital exhaust”—data that we constantly and unconsciously emit. The challenge this poses is how to protect that data in an increasingly interconnected world.
In November 2015, Donald Trump sat down for an interview with Stephen Bannon, executive chairman of the Breitbart News Network, a far-right news and opinion site. In the course of the conversation, Bannon made the startling assertion that Silicon Valley has far too many Asian CEOs. An ominous portent of things to come? It certainly seems so today.