Need Help - Dual Control Vs Split Knowledge

Can anyone please help me in understanding the difference between dual control and split knowledge ? Can anyone please help me in understanding the difference between dual control and split knowledge ? https://www.studynotesandtheory.com/difference-between-split-knowledge-and-dual-control/ Simply Dual-control: two persons authenticated by supplying unique key for each with the same kind of the keys. Split-knowledge: two persons authenticated with different kinds of objects (like combo lock and physical key).