Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
November 30, 2021
Patent Application Number
16110329
Date Filed
August 23, 2018
Patent Citations Received
Patent Primary Examiner
Patent abstract
A method includes establishing an isolated execution environment for executing a platform firmware operating mode subroutine in a platform firmware operating mode. In response to receiving an interrupt, the platform firmware operating mode subroutine is executed in the isolated execution environment. In response to detecting an attempted access of a hardware resource resulting from execution of the platform firmware operating mode subroutine, the attempted access is blocked when the attempted access violates a security policy.
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