How FBI and Australian police built and marketed the An0m chat service for criminals, which cost $1,700 for a handset and $1,250 for an annual subscription (Simon Parkin/The Guardian)

Simon Parkin / The Guardian:
How FBI and Australian police built and marketed the An0m chat service for criminals, which cost $1,700 for a handset and $1,250 for an annual subscription  —  Billed as the most secure phone on the planet, An0m became a viral sensation in the underworld.  There was just one problem …