Election Security is Harder Than You Think by Matthew Bernhard A dissertation submitted in partial fulfillment of the requirements for the degree of Doctor of Philosophy (Computer Science and Engineering) in the University of Michigan 2020 Doctoral Committee: Professor J. Alex Halderman, Chair Assistant Professor Nikola Banovic Research Professor Peter Honeyman Professor Walter R. Mebane, Jr. Institute Professor Ronald L. Rivest Matthew Bernhard
[email protected] ORCID iD: 0000-0002-2700-8921 © Matthew Bernhard 2020 DEDICATION To Mom and Dad, who raised me to be thoughtful, compassionate, and curious. ii ACKNOWLEDGEMENTS Thanks to my parents for supporting my going to grad school even though it wasn’t always clear why. Thanks to my mom for supporting me no matter what. I regret that you’ll never get to read this. Thanks to my dad for being a shelter from the storm and a shoulder to lean on throughout the very difficult past year, and for helping me throughout life in all manner of things. Thanks to Monica, without whom the last mile would have been unfinished. Thanks to Ben VanderSloot, who has been in the trenches with me since day one, and who has taught me so much about how to engage critically in the world. Thanks to Allison McDonald, for being a best friend when I needed one most, and for helping me recalibrate my understanding and expectations of the world. Thanks to Ram Sundara Raman for comisserating and listening. Thanks to Reethika Ramesh for giving me hope that good things and good people can survive grad school. Thanks to Sai Gouravajhala, David Adrian, Zakir Durumeric, Pat Pannuto, Eric Wustrow, Drew Springall, Andrew Kwong, Kevin Loughlan, Andrew Quinn, Chris Dzombak, Deepkika Natarajan, Marina Minkin, Haizhong Zheng, Tim Trippel, Ofir Weisse, Renuka Kumar, Steve Sprecher, Connor Bolton, and so many others who made grad school what it was.