Former Homeland Security Head Napolitano Says Cybersecurity Should Be A Top Priority

When Janet Napolitano took over the Department of Homeland Security in 2009, she inherited a sprawling organization still in its infancy.

Less than a decade old, the agency had a staff of more than 200,000 employees — and they were responsible for some pretty big tasks: securing the nation's borders; responding to natural disasters; fighting terrorism; and managing cybersecurity.

Those challenges were tough then. And some are more difficult now.