Tabletop Exercise - IT Head being let go at the end of the week.

Short and sweet scenario presented by one of our consultants:

Head of IT is being let go at the end of the week, what needs to be done to ensure smooth transition operationally and prevent insider threats?

What are the key risks to consider? People to involve? Lessons learned?

Would love to lean on y'all's experience for similar scenarios you've dealt with in the real world.

consultants cybersecurity end exercise head insider insider threats key people risks scenario tabletop the key threats transition week