Good opsec involves multiple layers of security. There's a fun talk at defcon next month on extending wifi range to avoid detection along with signal 'hiding' via SDR:
https://www.defcon.org/html/defcon-23/dc-23-speakers.html#Gr...
https://www.defcon.org/html/defcon-23/dc-23-speakers.html#Gr...
https://news.ycombinator.com/item?id=6521517
These discussions are definitely post-mortem analysis but there is also discussion on another OpSec presentation:
Protecting livestock, so they can be fleeced by their proper owner, on the otherhand, doesn't imbue the same sort of charisma upon the good shepherd.