The Defense Digital Service's newly minted chief, Brett Goldstein, tells CyberScoop his team intends to use the DEFCON aviation village as a way to attract recruits to hack the Pentagon.

The highest bounty was $5,000 paid out eight times.

Because the Defense Travel System is used by millions of people and maintains sensitive information, hardening its security is a priority for DoD, organizers said.

The company, best known for assembling a team that took only four hours to find critical vulnerabilities in U.S. military systems, announced a $21.25 million Series C funding round led by Microsoft Ventures.

The Pentagon's cybersecurity swat team has hosted highly-publicized challenges to find flaws in department and military branch websites, but it also recently orchestrated a more secret, complex project.

The Department of Defense released a policy Monday that allows freelance security researchers a legal way to disclose vulnerabilities in any of the department’s public-facing systems.