Raspberry Pi 4 self-hosts a site that prints anonymous messages on a receipt printer. Docker + Cloudflare Tunnel route traffic; PHP generates ESC/POS and writes to /dev/usb/lp0. Printed results ...
Hackers are attacking business receipt printers to insert pro-labor messages, according to a report from Vice and posts on Reddit. "Are you being underpaid?", reads one message and "How can the ...
Taking his digital information into the real-world, [Davide Gironi] has built his own note transcriber from a point-of-sale receipt printer and an ESP8266. You’ve seen these receipt printers at the ...