From Washingtonian:

In the end, about forty people, including Charles Duan of the R Street Institute, Brian Krebs of the publication Krebs on Security, and Georgetown Law professor Julie Cohen, responded on the record. Some of the companies they chose are household names, and others may be part of your life without you knowing. One (“The Grid”) is an invisible companion to much of modern living, and the list argues that it is worryingly vulnerable.