Sounds like a request to dig.
Might be interesting to learn how Krebs came to power at CISA. Maybe his application will show up. Who were his references. One could start with his current business partner and go from there.
https://truthsocial.com/@greggphillips/108461853209261592
Bingo.
https://techcrunch.com/2021/01/08/chris-krebs-and-alex-stamos-have-started-a-cyber-consulting-firm/
Then there's this little gem. Sounds like his wife has something to hide.
Emily Hebda.
https://edailybuzz.com/2020/11/18/christopher-krebs-wife-wiki-salary-net-worth-2021-cisa-fired-married-children-birthday-bio/