Anonymous super PACs have poured millions of dollars into advertising on both sides.
Activists are using technology, sometimes illegally, to promote social and political change. What kind of legal backlash do they face?
“Did I help the cause or did I hurt the cause?” asks Hector Monsegur, otherwise known by his hacker handle Sabu.
Hackers are 'the best parts of science and information sharing,' research scientist Chester Wisniewski told us. It's part of our special series.