Running defensive security on a Clockwork uConsole, and why edge Linux needs its own shield

I carry around a Clockwork uConsole, a handheld Linux computer that feels like an artifact from a cyberpunk novel. It has a tiny mechanical keyboard, an integrated display, and a machined chassis housing a Raspberry Pi Compute Module 4. Instead of sitting at a desk, I use it lying in bed to write code, or pull it out while traveling to test...