Nmea 4.11 Site
Kaelen tapped his fingernail against a secondary display. “That’s the problem. The gyros are lying .”
Kaelen didn’t hesitate. He unspooled a fiber patch cable and connected his console directly to the rogue module. He began typing—not code, but a story. He crafted a new NMEA 4.11 sentence, one not meant for navigation, but for override. A proprietary vendor sentence the old spec allowed for experimental use: nmea 4.11
“Someone injected a false horizon,” Kaelen said, voice low. “They’re using NMEA 4.11’s biggest flaw: no authentication. Any device that speaks the sentence structure gets heard.” Kaelen tapped his fingernail against a secondary display