Voter ID laws would help build confidence in that system, otherwise there are far too many people that shouldn't be allowed to vote voting.
There are voter ID laws in place in the majority of states. They should be expanded to include all of states, IMO.
You must be an American citizen and
registered to vote” prior to the election. (California does not have same day registration.) Oregon requires you be registered to vote. ID and proof of citizenship are required to register.
"A review of the 2016 election found four documented cases of voter fraud. Research into the 2016 election found no evidence of widespread voter fraud." Brennan Center for Justice
According to the Heritage Foundation sampling, there were 1,145 proven instances of voter fraud across the United States. Note: the Koch brothers are a major source of funding for the Heritage Foundation.
https://www.heritage.org/voterfraud/search?state=CA