Before today, we probably would have said that scratch-built relay computers were the sole domain of only the most wizardly of graybeards. But this impressive build sent in by [Will Dana] shows ...
This is a 20-channel relay module that uses an analog signal as a detector for PLCs or a simple burglar alarm. Connect the module to a 24V power source. Use analog signals to activate relays.
CERT experts are a diverse group of researchers, software engineers, security analysts, and digital intelligence specialists working together to research security vulnerabilities in software products, ...
You’ll find the full specifications in our earlier article. I’ll start the review with an unboxing to check out the hardware, before booting it to Ubuntu Pro 24.04 LTS to check out some basic system ...