. >> after three online rounds of competition in which they're judged on how well they fix cybervulnerabilities, 28 teams are selected and flown here, all expenses paid, to the national capital, where they compete head-to-head against all the other teams that have qualified for the national finals competition. >> at the finals, the teams had to ward off cyberattacks designed by professional engineers. >> and the first-place winner... [ drum roll ] ...is chantilly academy. [ cheers and applause ] >> competitors take home more than awards and scholarship money. they also take home a deeper understanding of the importance of protecting our computer systems. >> everything on the internet. stuff on, you know, files on the computer or something, so it's really important to know how to protect them. >> it's just another way to keep everybody safe. just like police on the street, how they keep everybody safe, it's the same way through the internet. >> run by the air force association, the competition is sponsored by northrop grumman. it's a company that specializes in protecting us from cyberattacks. >