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PROTECTED MODE FOR GLOBAL PLATFORM COMPLIANT SMART CARDS

  • US 20120246404A1
  • Filed: 12/18/2009
  • Published: 09/27/2012
  • Est. Priority Date: 12/18/2009
  • Status: Active Grant
First Claim
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1. A memory device for a smart card, the memory device comprising:

  • a master memory segment corresponding to a master operating system (OS) and an issuer security domain (ISD);

    a first slave memory segment corresponding to a first slave OS and a first supplemental security domain (SSD), wherein the first slave OS is configured to exclusively communicate with the master OS; and

    a second slave memory segment corresponding to a second slave OS and a second SSD, wherein the second slave OS is configured to exclusively communicate with the master OS.

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