It is the combination of both public and private blockchains, featuring a public permission-less system and private permission-based system. By using this type of blockchain you can control access and data stored in the network.
It is a semi-decentralized type of blockchain where several organizations get access to the blockchain network. However, this blockchain can only be managed by a single organization.
It is a restrictive or permissive blockchain that is only operative in a closed network. You can use this type of blockchain within an organization or enterprise with known participants only.
It is a non-restrictive, permission-less distributed ledger system where anyone can use the internet to sign-in on the blockchain platform and become authorized in the network.