THIS TIME LAST year, Jaggar Henry was enjoying the summer like so many other teens. The 17-year-old had a job, was hanging out with friends on the weekends, and just generally spending a lot of time online. But then, at the end of July, Henry combed his hair, donned a slightly oversized Oxford shirt, and appeared before his school district’s board in Polk County, Florida—one of the larger school districts in the US—to outline a slew of security flaws he had found in its digital systems. His presentation was the culmination of months of work and focused on software used by more than 100,000 students.
