Christopher Krebs, 43, is a former Microsoft executive appointed by President Trump to head the Cybersecurity and Infrastructure Security Agency (CISA) Krebs organized federal and state efforts to improve election security, and to dispel disinformation about the integrity of the voting process. In a tweet Tuesday evening, Trump called that assessment highly inaccurate, alleging there were massive improprieties and fraud including dead people voting, Poll watchers not allowed into polling locations, glitches in the voting machines that changed votes from Trump to Biden, late voting, and many more.”]
Source: https://krebsonsecurity.com/2020/11/trump-fires-security-chief-christopher-krebs/