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MOBILE COMMUNICATION DEVICE AND METHOD OF OPERATING THEREOF

  • US 20150074745A1
  • Filed: 09/12/2013
  • Published: 03/12/2015
  • Est. Priority Date: 09/12/2013
  • Status: Active Grant
First Claim
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1. A mobile communication device comprising:

  • a first trusted platform module;

    a second trusted platform module;

    a processor; and

    a storage medium comprising instructions that cause said processor to;

    establish a root of trust for a first persona, the first persona comprising a first operating system and a first trusted execution environment;

    establish a root of trust for a second persona, the second persona comprising a second operating system and a second trusted execution environment;

    store measurements defining the root of trust for the first persona in the first trusted platform module;

    store measurements defining the root of trust for the second persona in the second trusted platform module; and

    load the first persona and the second persona using the roots of trust for the first and second personas.

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