KEY POINTS
  • Former CISA Director Chris Krebs said Sunday that adversaries have attempted to steal intellectual property related to the coronavirus vaccine.
  • "The big four, Russia, China, Iran and North Korea we have seen to some extent all four of those countries doing some kind of espionage or spying, trying to get intellectual property related to the vaccine," Krebs said.
U.S. Department of Homeland Security Under Secretary Chris Krebs speaks to reporters at the DHS Election Operations Center and National Cybersecurity and Communications Integration Center (NCCIC) in Arlington, Virginia, U.S. November 6, 2018.

WASHINGTON — The former head of the Department of Homeland Security's Cybersecurity and Infrastructure Security Agency said Sunday that adversaries have attempted to steal intellectual property related to the coronavirus vaccine.

"The big four, Russia, China, Iran and North Korea we have seen to some extent all four of those countries doing some kind of espionage or spying, trying to get intellectual property related to the vaccine," Chris Krebs, former CISA Director said on CBS "Face the Nation."