Specifically, vote Libertarian. They seem to be the only party who still cares about civil liberties. Unfortunately, the voting system is set up so that third parties only have a real chance in local and state elections.
https://www.lp.org/blogs-staff-libertarian-party-kill-cispa-...
Here are some essays by individuals on the topic.
http://freenation.org/a/f31l1.html
https://mises.org/library/intellectual-property-and-libertar...