This week we’re bringing you our favorite episodes of the year.

From data breaches to global cyberwarfare, it’s clear cybersecurity isn’t really working. And not even a newly minted MacArthur fellow can tell us why. What he can tell us: advice like creating long, complicated passwords might not make a big difference in the end. Marketplace Tech’s Molly Wood talks with Stefan Savage about what we can do to make cybersecurity better.