The head of the U.S. government's cybersecurity agency says security for the nation’s election systems has become so robust that Russia, Iran or any other foreign adversary won't be able to alter the outcome of this year’s presidential race.

The director of cybersecurity and infrastructure security agency said foreign adversaries will not be able to alter the outcome of the election.

Nearly a month out from Election Day, the head of the nation’s cybersecurity agency is forcefully reassuring Americans who have been swept into the chaotic churn of election disinformation and distrust that they will be able to feel confident in the outcome.

US cybersecurity chief tells the AP there's no chance a foreign adversary can alter outcome of the presidential election