1. U.S. said to find North Korea ordered cyberattack on Sony (David E. Sanger & Nicole Perlroth / New York Times)
2. Congress sets limits on overseas data collection (Ellen Nakashima / Washington Post)
3. “I apologize.” The Toast’s publisher on writers’ terms (Manjula Martin / Scratch)
4. Ars Technica hacked, readers advised to change passwords (Graham Cluley)
5. Gamification lets people see exactly where their charitable donations go (Ross Brooks / PSFK)
6. Inside the business of the Serial podcast (Alex Kantrowitz / AdAge)