Could the Russian cyberattack have been averted? Former Homeland Security Sec. Jeh Johnson wonders if Trump's decision to sack Chris Krebs (who headed the agency in charge of US cybersecurity) left the country vulnerable. #cybersecurity #cyberpeace #cyberattacks #Russia Watch GZERO Media 's #GZEROWorld : https://lnkd.in/dA4xsZ2 …see more