Most custody conversations start with where the keys live. That is the second question.
The first is: who is allowed to move them, and what has to be true before they can?
Signing policy comes before storage
A policy is a set of conditions:
- how many approvers a transfer needs
- which addresses are pre-approved
- what happens outside business hours
Storage without policy is a safe with the door open.
See the settlement note for where this bites.