Source: https://www.propublica.org/article/defcon-teen-did-not-hack-a-state-election
«Instead, students were working with look-alikes created for the event that had vulnerabilities they were coached to find. Organizers provided them with cheat sheets, and adults walked the students through the challenges they would encounter.
Josh Franklin, an elections expert formerly at the National Institute of Standards and Technology and a speaker at Def Con, called the websites “fake.”
“When I learned that they were not using exact copies and pains hadn’t been taken to more properly replicate the underlying infrastructure, I was definitely saddened,” Franklin said.»