This column by Bruce Scheier raises a very good point about the November elections (boldface mine):

Even more important, we need to secure our election systems before autumn. If Putin’s government has already used a cyberattack to attempt to help Trump win, there’s no reason to believe he won’t do it again — especially now that Trump is inviting the “help.”

Over the years, more and more states have moved to electronic voting machines and have flirted with Internet voting. These systems are insecure and vulnerable to attack.

But while computer security experts like me have sounded the alarm for many years, states have largely ignored the threat, and the machine manufacturers have thrown up enough obfuscating babble that election officials are largely mollified.

We no longer have time for that. We must ignore the machine manufacturers’ spurious claims of security, create tiger teams to test the machines’ and…