If you are searching for on the internet, beware of fake download sites. Here is the safe verification checklist:

“No one will notice if I run it,” Mara muttered. Policy required oversight for any unscheduled update, but this controller fed a micronet that routed power to the eastern blocks — the area where Jae had last pinged his tracker. She let the bootloader run.

"I couldn't," Jae replied, voice low. "They'd patch it in an instant, and the trail would die. I needed a way to get a trusted bootstrap into the right place. GXDownloader's checksum was the only innocuous thing someone would run during maintenance. I seeded v1032 with just enough logic to discover me if anyone deployed it without oversight."