Bitcoin thieves stole $1.1B using fake bird noises: Now Malaysia hunts heat signatures from the sky

In Malaysia’s illegal Bitcoin (BTC) mining hotspots, the hunt begins in the sky. Drones buzz over rows of shops and abandoned houses, sweeping for pockets of unexpected heat, which is the thermal signature of machines that shouldn’t be running. On the ground, police carry handheld sensors that sniff out irregular power use. Sometimes the pursuit […]