Delete a Signing Key
Warning: Deleting a Signing Key is permanent and cannot be undone. If you are unsure, disable the key instead to prevent its use while keeping it in the inventory.
Sign in to Next-Gen Trust Security.
Click Insights > Signing Keys.
Select the Signing Key to open its details drawer.
Select Delete on the details drawer.
Confirm the deletion when prompted, and then select Delete again.
The Signing Key is removed from the inventory and cannot be recovered.