Schemes to Validate and Protect Secure Documents

    公开(公告)号:US20210178778A1

    公开(公告)日:2021-06-17

    申请号:US17188055

    申请日:2021-03-01

    Abstract: Aspects described herein may provide detection of a feature of an authorization code image (ACI) incorporated onto a document, thereby allowing for validation of the document. According to some aspects, these and other benefits may be achieved by an instance of a variable protocol that may specify how to generate the ACI to have a particular feature as well as how to detect the particular feature of the ACI. A recipient of the document incorporating the ACI may detect the particular feature of the ACI. If the detected feature matches an expected feature, then the ACI and the document may be determined to be authentic.

    Mirrored fluorescent security feature

    公开(公告)号:US10981409B2

    公开(公告)日:2021-04-20

    申请号:US16856703

    申请日:2020-04-23

    Applicant: ASSA ABLOY AB

    Abstract: A credential with one or more security features is disclosed. The disclosed credential includes a windowed security feature. The windowed security feature is taught to include a mirror element positioned in proximity with a transparent window and a first photo-luminescent feature positioned relative to the transparent window and the mirror element such that the mirror element enhances a luminescence of the first photo-luminescent feature when viewed and illuminated through the transparent window.

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