Computer security researchers J. Alex Halderman and Matt Bernhard report on US voting computer security and the attempts to conduct comprehensive audits of the 2016 election results (recounts) in Wisconsin, Michigan and Pennsylvania.
Video also available (including for download) at https://media.ccc.de/v/33c3-8074-recount_2016_an_uninvited_security_audit_of_the_u_s_presidential_election#video
Halderman and Bernhard were presenting at the hacker conference Chaos Communication Conference (CCC) on December 28, 2016.
The slides may become available on the presentation page https://fahrplan.events.ccc.de/congress/2016/Fahrplan/events/8074.html
Matt Bernhard tweets @umbernhard
You can find more about J. Alex Halderman in my list of computer security experts https://papervotecanada2.wordpress.com/2016/11/19/internet-voting-and-computer-security-expertise/#JAlexHalderman