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Apparatus for and method of preventing unsecured data access

  • US 9,934,407 B2
  • Filed: 10/16/2015
  • Issued: 04/03/2018
  • Est. Priority Date: 07/15/2014
  • Status: Active Grant
First Claim
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1. Computer comprising a processor configured to:

  • execute a trusted virtual machine and a process in the trusted virtual machine that is executed in response to a request from an untrusted virtual machine that is without an authentication protocol;

    prevent output of unsecured content from the virtual machine other than to hardware generating user sensory stimulation or a display virtual machine as necessary for user sensory stimulation;

    secure content from the virtual machine so as to be unsecurable only with a File Key and a hardware security device;

    the File Key further secured with a Public DLP Key of a designated recipient of the File Key, which is storable in a server;

    access a medium accessible by either or both of the trusted virtual machine and untrusted virtual machine, configured to contain data secured before being written from the trusted virtual machine and/or unsecured after being read into the trusted virtual machine;

    unsecure content from data that is unsecurable only with a File Key and a specific hardware security device, without communication with a securer of the content; and

    wherein the content can be user modified.

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