In 2016, an exemption to the Digital Millennium Copyright Act made it legal to hack voting machines for research purposes. The research showed that, US voting machines are dangerously exposed and inadequately secured devices. But where more than a decade of research failed to spur action, Russian election meddling ...finally brought attention to all sorts of exposures in the election process, including in voting machines. The idea of the Voting Village was to let the security hive mind finally begin collective work to solve the problem.
...Chris Gallizzi, a hardware hacker: “This is pretty surprising. I would think that they would hire manufacturers to custom-build these chips, but they're all standard, off the shelf. For hardcore copyists it would probably take them about three months and maybe $4,000 or $5,000 to make an imposter machine. You could easily make a prototype."