The article is about the security of embedded systems, what the prpl Foundation is doing about it, and what its Virtualization and Security PEG is focused on.
“Most of the public discussion about security presents various aspects of the problems, or a high level view of risks/solutions, or an individual company’s solution to their slice of the problem. The prpl Foundation’s Security Working Group is taking a pragmatic, cross-functional approach to security in embedded devices and systems. What do I mean by pragmatic and cross-functional?…”