{"type":"rich","version":"1.0","title":"SamBent wrote","author_name":"SamBent (npub1y7…hd0r3)","author_url":"https://nostr.now/npub1y7rvzdq5s5m65v2zygkvesdkln6gvdjrefu2jcjajx4fwjxsu3uqyhd0r3","provider_name":"njump","provider_url":"https://nostr.now","html":"#OPSEC365 189/365\n\nYour Bluetooth device name is a persistent surveillance identifier.\n\nIn a noted ISS exercise, Jenkins scanned Bluetooth signals on a train and noted five device names. An hour later at an art gallery, one name reappeared. A monitoring operator was on the train."}