Elementary school teacher Robyn Harris instructs her second-grade students in her classroom in Yakima, Wash. Schools usually have more private information than many businesses -- and have more open access, which makes them easier to hack.
Elementary school teacher Robyn Harris instructs her second-grade students in her classroom in Yakima, Wash. Schools usually have more private information than many businesses -- and have more open access, which makes them easier to hack. Jake Parrish AP
Elementary school teacher Robyn Harris instructs her second-grade students in her classroom in Yakima, Wash. Schools usually have more private information than many businesses -- and have more open access, which makes them easier to hack. Jake Parrish AP