Jeh Johnson served as a top official in the Department of Defense, and he would succeed Janet Napolitano, who stepped down earlier this year.

In her farewell speech, outgoing Secretary of Homeland Security Janet Napolitano says that the U.S. will soon face a major cyber attack with serious impacts on the economy and society as a whole.

The current secretary of homeland security is resigning to become the new president of the University of California university system.

Janet Napolitano and Eric Holder warn that looming budget cuts would affect law enforcement agencies, border patrol and other core missions.

A cyber attack on critical infrastructure could have a stronger impact than Superstorm Sandy on the U.S. 

Janet Napolitano will remain in her post as the Secretary of Homeland Security during President Obama's second term.