The country's top three voting gear vendors were a no-show, but there was still plenty of enthusiasm at DEF CON's Voting Village.

The takedown also highlights the difficulty of correct attribution.

The task force the National Security Agency and U.S. Cyber Command created last year to thwart Russian influence and cyberattacks is now permanent.

The 2018 vote passed without incident. The "big show" is the 2020 contest, Christopher Wray says.

Election tech companies are telling the world they are fixing their cybersecurity issues. Will the changes they make satisfy everyone ahead of 2020?

The checklist is straightforward security advice driven by an awareness of current threats.