CALL AUTHORIZATION AND VERIFICATION VIA A SERVICE PROVIDER CODE

    公开(公告)号:US20220006806A1

    公开(公告)日:2022-01-06

    申请号:US17475257

    申请日:2021-09-14

    Abstract: One example method of operation may include receiving a call message associated with a call, determining a service provider network identifier based on a telephone number of a call origination device, identifying, from the call message, an identity header with a link to a public certificate repository storing a public certificate assigned to a service provider network hosting the call origination device, retrieving a service provider code assigned to the service provider network from the public certificate, and determining whether the service provider code matches the service provider network identifier as identified from a verification table.

    Call authorization and verification via a service provider code

    公开(公告)号:US11290592B2

    公开(公告)日:2022-03-29

    申请号:US16996767

    申请日:2020-08-18

    Abstract: One example method of operation may include extracting a calling device telephone number from a received call message, querying a verification table for the calling device telephone number, identifying the calling device telephone number and a corresponding service provider network identifier from the verification table, querying a mapping table for the service provider network identifier, and identifying whether a match between the service provider network identifier and a service provider code exists as an entry in the mapping table.

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