As our technology becomes more complex this becomes a growing problem in every area. Things are becoming more and more opaque even to end users with specialized

As our technology becomes more complex this becomes a growing problem in every area. Things are becoming more and more opaque even to end users with specialized expertise, let alone the average person. Is that web cam sending pics of you to China? Is your fridge listening to your private conversations? Is your printer sending confidential PII to a poorly secured server somewhere? Is your car tracking you and selling the info to insurance companies? Is your home security device allowing a stalker to watch your every move? It's pretty hard to answer any of those questions unless you are a security researcher with deep understanding of network protocols and systems and a good deal of time on your hands.