And to prove it, he set up a Web site that prints fake Northwest Airlines boarding passes.
He puts Osama Bin Laden's name on the fake boarding pass, but travelers can put in their own name - or a fake one - and change the flight information, too.
Christopher Soghoian is a 24-year-old doctoral student at Indiana University. He says he set up the site to prove that the Transportation Security Administration isn't taking airline security seriously.
TSA spokesman Christopher White says other security measures are in place, including metal detectors, even if someone boards under a fake name.
He condemns the Web site, saying it has the potential to promote illegal activity.
A computer security student says terrorists would have no trouble getting around the government's No-Fly List.