Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
March 7, 2023
Patent Application Number
17532713
Date Filed
November 22, 2021
Patent Citations
Patent Primary Examiner
A unique transaction key (Tk) is established amongst multiple entities using a common hardware security module (HSM) with a common HMAC key (HK) and transaction scheme name (T). The transaction key (Tk) can be used for various cryptographic functions (e.g. encryption, MAC, HMAC, key management) with one or more messages at the transaction or session level.
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