SYSTEM AND METHOD FOR ANTI-ROLLBACK
    12.
    发明申请

    公开(公告)号:US20200151366A1

    公开(公告)日:2020-05-14

    申请号:US16521388

    申请日:2019-07-24

    Abstract: A method for providing an anti-rollback secure timer service includes determining, at a device which includes a processor providing a trusted execution environment (TEE), a trusted memory, and a real time clock (RTC) accessible through an operating system of the device, an initial reference time value, by a secure timer application running in the TEE, the initial reference time value determined based on an initial value of the RTC obtained during booting of the device and a time delta value. The method further includes determining an updated reference time value based on the initial reference time value, a second value of the RTC, and a previously stored old reference time value, determining an updated time delta value based on the second value of the RTC and the updated reference time value, and storing the updated time delta value and the updated reference time value in the trusted memory.

    System and method for fraud detection in a mobile device

    公开(公告)号:US10607226B2

    公开(公告)日:2020-03-31

    申请号:US14962365

    申请日:2015-12-08

    Abstract: A user device comprising: i) transmit path circuitry and receive path circuitry configured to communicate with a payment server; and ii) processing circuitry configured to control the transmit path circuitry and receive path circuitry. The processing circuitry is further configured to: a) receive a user input related to a payment process; b) calculate a risk score indicative of a likelihood of fraudulent activity associated with the payment process, wherein the risk score calculation is based on confidential information associated with the user that is stored on the user device; and c) transmit to the payment server a payment action and the risk score associated with the payment action without disclosing the confidential information. The confidential information comprises personally identifiable information and/or private information of the user. The processing circuitry calculates the risk score using a risk base model received from a model server.

    SYSTEM AND METHOD FOR UNIVERSAL CARD ACCEPTANCE

    公开(公告)号:US20180033090A1

    公开(公告)日:2018-02-01

    申请号:US15659490

    申请日:2017-07-25

    Abstract: A method, electronic device, and non-transitory computer readable medium for transmitting information is provided. The method includes creating a card network account for each card network of a plurality of card networks. The method also includes associating with a digital card the created card network accounts and providing to at least one of the card network accounts an account balance of the digital card. Additionally, the method includes receiving, from a mobile device, a selection of the digital card to conduct a transaction at a location. The method also includes providing a suggested card network, determined from the plurality of card networks, to the mobile device, to conduct the transaction. The suggested card network is based in part on which card networks accepted at the location. The method also includes updating the account balance of the digital card on completion of the transaction.

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