The Hidden Security Risks of Personal and Public Wi-Fi

Wall Street Journal reporter Jennifer Valentino-DeVries and columnist Joanna Stern reveal how Wi-Fi devices and routers are vulnerable to hackers. Valentino-DeVries wrote about the security of home WiFi routers in her article "Rarely Patched Software Bugs in Home Routers Cripple Security." Stern's column, "The Future of Public Wi-Fi: What to Do Before Using Free, Fast Hot Spots" details the security risks of logging onto free WiFi.