system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5: If we can figure out secure online banking, why not secure online voting?
gpt
Because banking is almost but not quite the exact opposite of voting.  
In banking you want a to keep a meticulous paper trail that allows you to tie every transaction to someones account. In voting you want to do everything you can to avoid a paper trail that lets you tie a voter to a specific vote.