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What is the type of "blockchain"

Time : 04/03/2022 Author : euylxr Click : + -
        Publicblockchains: a blockchain deployment model in which any blockchain service customer can use it, any node can access it, and all access nodes can participate in consensus and read / write data. Privatechain: a kind of blockchain deployment model that is only used by a single blockchain service customer, only authorized customer nodes can access, and access nodes can participate in consensus and read and write data according to rules. The main characteristics of private chain: centralized, blockchain that is completely controlled by a single individual or an organization. Because there is only one participating node, it has fast transaction speed, low cost and high privacy.
 
        Consortium chain: a kind of blockchain deployment model that is only used by a group of specific blockchain service customers with interests, only authorized nodes can access, and access nodes can participate in consensus and read and write data according to rules.
 
        
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