Object marking, production and authentication method

    公开(公告)号:US12169751B2

    公开(公告)日:2024-12-17

    申请号:US17753191

    申请日:2020-08-28

    Abstract: An object marking including a first security element and at least a second security element, wherein each security element is associated with a set of data segments and each security element exhibits depending on the capturing conditions, in particular the viewing angle and/or the direction of illumination, a code segment which is an optoelectronically readable representation of one of the data segments of the set associated with the respective security element, wherein different distinct data segments are represented by different code segments and that the set associated with the first security element and the set associated with the second security element differ in at least one data segment; method for producing and method for authenticating the same.

    METHOD FOR PRODUCING AN ELECTRONIC MODULE FOR A SMART CARD WITH SECURITY PATTERNS

    公开(公告)号:US20230206018A1

    公开(公告)日:2023-06-29

    申请号:US17998834

    申请日:2021-05-19

    CPC classification number: G06K19/07747 G06K19/07743 G06K19/10

    Abstract: A method for producing security patterns on an electronic module for a security document includes providing a dielectric film; producing through-holes in the dielectric film; depositing at least one metallic layer on upper and lower faces of the dielectric film leaving the through-holes open; engraving a set of functional metallic zones comprising a central zone forming an electrical ground and a set of electrical contacts separated from one another and separated from the electrical ground by non-metallized zones that expose the dielectric film, and a set of non-functional or decorative zones; and simultaneously engraving a first hollow security pattern by removing material in one of the functional metallic zones, and a second security pattern in relief relative to the dielectric film and obtained by removing material in a zone located outside the functional metallic zones forming the electrical contacts of the terminal block.

    Card printing mechanism with card return path

    公开(公告)号:US11238330B2

    公开(公告)日:2022-02-01

    申请号:US16291739

    申请日:2019-03-04

    Abstract: Card processing mechanisms and methods whereby after a card has been processed on one surface thereof at a card processing station such as, but not limited to, a card printing mechanism, the card can be recirculated back upstream of the card processing station along a return card travel path that is separate from the primary card travel path through the card processing station where the card can then be reintroduced back into the primary card travel path and transported through the card processing station a second time. As the card is being returned along the return card travel path, the card can be flipped over so that when the card is transported back through the card processing station, the opposite surface of the card can be processed.

    Intrusion detection systems and methods

    公开(公告)号:US11100764B1

    公开(公告)日:2021-08-24

    申请号:US15882520

    申请日:2018-01-29

    Applicant: CITIBANK, N.A.

    Inventor: Jeffrey W. Dant

    Abstract: An intrusion detection system and method includes an intrusion detection system processor communicatively coupled to multiple environmental change event sensors disposed within an enclosure housing a CPU of an ATM and independent of the CPU of the ATM. In response to receiving an environmental change event notification from one or more of the environmental change event sensors, the intrusion detection system processor commences a predetermined time-out period for entry of valid authentication credentials and deactivates a power supply of the automated teller machine upon expiry of the time-out period without receiving entry of valid authentication credentials.

    Method, apparatus, and system for processing two-dimensional barcodes

    公开(公告)号:US11032070B2

    公开(公告)日:2021-06-08

    申请号:US17035359

    申请日:2020-09-28

    Abstract: This specification describes techniques for processing service requests. One example method includes receiving an electronic credential request from a client, retrieving an electronic credential that corresponds to the user identifier, generating server signature information, and transmitting the server signature information and the electronic credential to the client. The server signature information includes the electronic credential and a user public key of the client. The electronic credential and the user public key are signed using a server private key. The server signature information is configured to be cryptographically verified by the client and configured to enable the client to generate a two-dimensional barcode based on the electronic credential. The electronic credential included in the two-dimensional barcode is configured to be verified by a credential verification device. The credential verification end device is configured to generate the electronic credential based on the user identifier.

    METHOD, APPARATUS, AND SYSTEM FOR PROCESSING TWO-DIMENSIONAL BARCODES

    公开(公告)号:US20210028930A1

    公开(公告)日:2021-01-28

    申请号:US17035359

    申请日:2020-09-28

    Abstract: This specification describes techniques for processing service requests. One example method includes receiving an electronic credential request from a client, retrieving an electronic credential that corresponds to the user identifier, generating server signature information, and transmitting the server signature information and the electronic credential to the client. The server signature information includes the electronic credential and a user public key of the client. The electronic credential and the user public are signed using a server private key. The server signature information is configured to be cryptographically verified by the client and configured to enable the client to generate a two-dimensional barcode based on the electronic credential. The electronic credential included in the two-dimensional barcode is configured to be verified by a credential verification device. The credential verification end device is configured to generate the electronic credential based on the user identifier.

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