Katie Arrington is leaving the Pentagon after months of uncertainty over her future as chief information security officer for the Defense Department's acquisition arm, during an ongoing investigation into her alleged sharing of classified information outside of DOD. Arrington was the public face of the Pentagon’s Cybersecurity Maturity Model Certification program and was tapped to lead the new acquisition CISO office in July 2019. She was placed on leave last year after her security clearance was revoked by the National...
