There is no legitimate reason for continuous security clearance, when one leaves service, not referring to former President's.
Pompeo is just the most recent to be removed.
Donald J. Trump
@realDonaldTrump
I’ll be in North Carolina tomorrow at the wonderful Rocky Mount Events Center. So much to discuss. See you there. Doors open at 6 P.M. MAKE AMERICA GREAT AGAIN! President DJT
https://truthsocial.com/@realDonaldTrump/posts/115743433358756069