PROVIDING HIGH AVAILABILITY COMPUTING SERVICE BY ISSUING A CERTIFICATE

    公开(公告)号:US20210067338A1

    公开(公告)日:2021-03-04

    申请号:US17035415

    申请日:2020-09-28

    Abstract: This disclosure relates to providing a high availability computing service in a distributed system. In one aspect, a method includes sending, by a computing unit of multiple computing units that are each executing a respective copy of a computing task, a certificate request to a trusted certificate generator. The request includes authentication information. The authentication information includes a code hash of the computing task. The computing unit receives a certificate report including a public key certificate in a certificate chain generated for the code hash and a private key corresponding to the public key certificate. The public key certificate and the private key form a certificate pair. The certificate chain includes multiple certificates including the public key certificate and a root certificate corresponding to the public key certificate. The computing unit is used as a TLS server. The certificate pair is set as a certificate pair of the TLS server.

    Data interaction method and device, and offline credit payment method and device

    公开(公告)号:US11587056B2

    公开(公告)日:2023-02-21

    申请号:US16026776

    申请日:2018-07-03

    Abstract: Implementations of the present application provide data interaction and offline credit payment methods and devices. In one implementation, a credit payment code generated by a server is obtained by scanning and parsing a two-dimensional code presented on a mobile computing device for making a payment. The credit payment code is then decrypted based on asymmetric key decryption to obtain a credit payment token. The credit payment token is parsed to obtain security content included in the credit payment token. The payment associated with the credit payment code is then determined to satisfy the security content and the payment is verified with the server that generates the credit payment code at a predetermined time.

    Credit payment method and apparatus based on mobile terminal embedded secure element

    公开(公告)号:US11288655B2

    公开(公告)日:2022-03-29

    申请号:US16042772

    申请日:2018-07-23

    Abstract: Technologies related to credit payment based on a mobile terminal embedded secure element are disclosed. In an implementation, a payment request is received from a mobile computing device associated with a user account. The payment information including a payment amount is generated based on the payment request. The payment information is then sent to the mobile computing device. A payment authorization encrypted by a private key is received based on asymmetric encryption from the mobile computing device. A public key corresponding to the private key is used to verify the payment authorization, and a transaction log is generated for collecting a payment according to the payment amount if the payment authorization is successfully verified.

    Credit payment method and apparatus based on mobile terminal peer-to-peer

    公开(公告)号:US11270305B2

    公开(公告)日:2022-03-08

    申请号:US16042808

    申请日:2018-07-23

    Abstract: Technologies related to mobile credit payment are disclosed. In an implementation, a first SNEP Get Request Message is generated and sent to a mobile computing device, in response to a NFC signal received from the mobile computing device. A first SNEP Response Message is received from the mobile computing device and parsed to identify an APP public key license. A pre-stored credit authorization public key is used to verify the APP public key license and an APP public key is retrieved from the APP public key license if the verification is successful. A second SNEP Get Request Message is sent to the mobile computing device and a second SNEP Response Message is received from the mobile computing device. The APP public key is then used to decrypt the second SNEP Response Message, and a transaction log is recorded if the second SNEP Response Message is successfully decrypted.

    Credit payment method and apparatus based on mobile terminal peer-to-peer

    公开(公告)号:US11250427B2

    公开(公告)日:2022-02-15

    申请号:US16722252

    申请日:2019-12-20

    Abstract: Technologies related to mobile credit payment are disclosed. In an implementation, a first SNEP Get Request Message is generated and sent to a mobile computing device, in response to a NFC signal received from the mobile computing device. A first SNEP Response Message is received from the mobile computing device and parsed to identify an APP public key license. A pre-stored credit authorization public key is used to verify the APP public key license and an APP public key is retrieved from the APP public key license if the verification is successful. A second SNEP Get Request Message is sent to the mobile computing device and a second SNEP Response Message is received from the mobile computing device. The APP public key is then used to decrypt the second SNEP Response Message, and a transaction log is recorded if the second SNEP Response Message is successfully decrypted.

    Credit payment method and apparatus based on card emulation of mobile terminal

    公开(公告)号:US11227279B2

    公开(公告)日:2022-01-18

    申请号:US16043417

    申请日:2018-07-24

    Abstract: Technologies related to mobile credit payment are disclosed. In an implementation, a credit payment request is generated and sent to a user account of a credit payment application (APP) installed on a mobile computing device. A payment response message is then received from the mobile computing device. The payment response message is parsed to identify an APP public key license. A pre-stored credit authorization public key is used to verify the APP public key license and an APP public key is received from the APP public key license if the verification is successful. A payment deduction request is generated and sent to the user account of the credit payment APP. A payment authorization encrypted using asymmetric key encryption is received from the mobile computing device. The APP public key is used to decrypt the payment authorization, and a transaction log is recorded if the second response message is successfully decrypted.

    Method and apparatus for establishing trusted channel between user and trusted computing cluster

    公开(公告)号:US11121865B2

    公开(公告)日:2021-09-14

    申请号:US17158987

    申请日:2021-01-26

    Abstract: Some embodiments of the present specification provide a method and an apparatus for establishing a trusted channel between a user and a trusted computing cluster. According to the method, when a user wants to establish a trusted channel with a trusted computing cluster, the user only negotiates a session key with any first trusted computing unit in the cluster to establish the trusted channel. Then, the first trusted computing unit encrypts the session key using a cluster key common to the trusted computing cluster to which the first trusted computing unit belongs, and sends the encrypted session key to a cluster manager. The cluster manager transmits the encrypted session key in the trusted computing cluster, so that other trusted computing units in the cluster obtain the session key and join the trusted channel. Thus, the user establishes a trusted channel with the entire trusted computing cluster.

    Providing high availability computing service by issuing a certificate

    公开(公告)号:US10972272B2

    公开(公告)日:2021-04-06

    申请号:US17035415

    申请日:2020-09-28

    Abstract: This disclosure relates to providing a high availability computing service in a distributed system. In one aspect, a method includes sending, by a computing unit of multiple computing units that are each executing a respective copy of a computing task, a certificate request to a trusted certificate generator. The request includes authentication information. The authentication information includes a code hash of the computing task. The computing unit receives a certificate report including a public key certificate in a certificate chain generated for the code hash and a private key corresponding to the public key certificate. The public key certificate and the private key form a certificate pair. The certificate chain includes multiple certificates including the public key certificate and a root certificate corresponding to the public key certificate. The computing unit is used as a TLS server. The certificate pair is set as a certificate pair of the TLS server.

    METHOD AND APPARATUS FOR PERFORMING MULTI-PARTY SECURE COMPUTING BASED-ON ISSUING CERTIFICATE

    公开(公告)号:US20210067347A1

    公开(公告)日:2021-03-04

    申请号:US16813524

    申请日:2020-03-09

    Abstract: Disclosed herein are methods, systems, and apparatus, including computer programs encoded on computer storage media, for providing certifications. One of the methods includes: receiving, from a computing unit, a certificate request, wherein the computing unit comprises at least one processor and a memory communicably coupled to the at least one processor, wherein the memory stores programming instructions associated with a computing task executable by the at least one processor, and wherein the certificate request comprises a group of identifiers of a group of computing tasks and authentication information that comprises a hash value of the programming instructions; authenticating the computing unit based on the authentication information; in response to the computing unit is authenticated, determining, based on the hash value, that a computing task is included in the group of computing tasks; obtaining a certificate chain and a private key pre-generated for the group of identifiers; and sending a certificate report to the computing unit.

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