As Election Day approaches, US cybersecurity chief Jen Easterly warns that while America’s voting systems are more secure than ever, the period between voting and certification remains vulnerable, with foreign adversaries poised to exploit any internal divisions during this critical time.

In a wide-ranging interview with Ian Bremmer on GZERO World before Election Day, Easterly, the director of Homeland Security's Center for Cybersecurity and Infrastructure Security Agency, discussed the massive improvements to the nation’s voting systems and emphasized: “with great confidence that election infrastructure has never been more secure.”