[jdileo]

I chose to read the prior comments posted, wish I had not done so. The answer to your question has zero to do with ethics, morals, etc. We live quite literally within a surveillance state that becomes more sophisticated and invasive by the day. FANG profit models, undisclosed deals between govt/SV and the omnipresence of video cameras have effectually made the 4th Amendment mute.

You have 3 choices and each of them is absolutely fine and at your discretion: 1. Treat your work as a "bug bounty" and contact each manufacturer for compensation. 2. Choose educate ecosystem via github post. 3. Keep quiet and use for exact purpose you intended.