All have solutions, some are implemented.
October 23, 2024
The work of J. Alex Halderman, a professor of computer science and engineering, has made the United States election system more secure—largely by uncovering vulnerabilities in equipment like voting machines and ballot scanners, and by advocating for best practices and technological advances.

Along the way, he has also run up against the limitations of our elections systems, and even resistance from technology vendors and election officials. Ironically, his work has also been used to prop up false theories about fraud in the 2020 presidential election. (For his thoughts on this, read the Q&A with Michigan News.)
Continue Reading:
https://news.engin.umich.edu/2024/10/four-election-vulnerabilities-uncovered-by-a-michigan-engineer/
: Four election vulnerabilities uncovered by a Michigan Engineer