6. Technology
PA Wallet uses the Distributed Ledger Technology (DLT), the ever-evolving Hyperledger Fabric technology. Since it is an open source blockchain platform, it has the advantage that there is no fee for use, and because it is a private blockchain, it has the advantage of protecting personal information. Hyperledger Fabric provides distributed ledger technology enterprise-class network security, scalability, confidentiality and performance in a modular blockchain architecture. Among them, the following blockchain functions have been applied to PA Wallet.

Main Functions

Identity management / Personal information protection and confidentiality / Efficient processing / Chaincode smart contract function / Modular design is supported.
Fig. 30 – System Architects
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