INTEGRATION OF BLOCKCHAIN-ENABLED READERS WITH BLOCKCHAIN NETWORK USING MACHINE-TO-MACHINE COMMUNICATION PROTOCOL

    公开(公告)号:US20210126769A1

    公开(公告)日:2021-04-29

    申请号:US17070076

    申请日:2020-10-14

    Abstract: Examples described herein relate to integrating a blockchain-enabled reader with a blockchain network over machine-to-machine communication protocol. A subscriber node may receive event data published by a publisher node. The event data may be communicated to the publisher node from a blockchain-enabled reader using a machine-to-machine communication protocol. The event data may be attested by the blockchain-enabled reader using a decentralized identity provisioned to the blockchain-enabled reader from the blockchain network. The decentralized identity of the blockchain-enabled reader may be verified. The event data may be submitted by the subscriber node to a distributed ledger upon successful verification of the decentralized identity of the blockchain-enabled reader.

    Permissions from entities to access information

    公开(公告)号:US11582040B2

    公开(公告)日:2023-02-14

    申请号:US16757703

    申请日:2017-10-20

    Abstract: In some examples, in response to a request from a client device for information relating to a transaction stored by a blockchain, a system identifies, using information stored in a distributed storage system that stores data for the blockchain, multiple data owner entities from which permissions are to be obtained for access of the information, and determines an authorization requirement for the information based on a smart contract. The system sends authorization information based on the authorization requirement to trigger a retrieval of authorization tokens from the identified data owner entities for access of the information, and sends the information to the client device in response to receiving the authorization tokens.

    BLOCKCHAIN INTERNET-OF-THINGS SYSTEM AND RELATED METHOD

    公开(公告)号:US20210126796A1

    公开(公告)日:2021-04-29

    申请号:US17070117

    申请日:2020-10-14

    Abstract: Examples described herein relate to a blockchain Internet-of-Things (IoT) system. The blockchain IoT system include a blockchain IoT device that generates event data and attests the event data using a decentralized identity provisioned to the blockchain IoT device. The blockchain IoT system further includes a blockchain network coupled to the blockchain IoT device via a network. The blockchain network includes a blockchain IoT management sub-system to receive the event data from the blockchain IoT device, verify the decentralized identity associated with the blockchain IoT device, and upon successful verification of the decentralized identity, process the event data. The blockchain network also includes a blockchain ledger sub-system to verify the processed event data and, upon successful verification of the processed event data, store the processed event data in a distributed ledger.

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