The KDC's key source for this realm's krbtgt: the stored random key, made here in product when this process is the store's only writer.
{ kvno, keys, retained }, or null (development until a rotation by hand, or while another node makes the first key)
{ kvno, keys, retained }
The KDC's key source for this realm's krbtgt: the stored random key, made here in product when this process is the store's only writer.