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User controllable platform-level trigger to set policy for protecting platform from malware

  • US 9,372,988 B2
  • Filed: 12/22/2011
  • Issued: 06/21/2016
  • Est. Priority Date: 12/22/2011
  • Status: Expired due to Fees
First Claim
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1. A method to protect data stored in a storage system of a device from malware alteration, comprising:

  • receiving an indication that the data is to be protected, wherein the receiving an indication in response to a hardware switch being activated;

    triggering an interrupt of the device to lock the data outside of operating system control;

    securing the data from the malware alteration by preventing an operating system process from altering the data, bysending by a trusted application a first message to the storage system, the first message specifying that the data is to be protected from the malware alteration, andreceiving by a trusted application a second message from the storage system indicating that the data is protected from malware alteration, wherein the first and second message are transported over a tunnel between the device and the storage system.

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