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Systems and methods for demonstrating authenticity of a virtual machine using a security image

  • US 7,565,535 B2
  • Filed: 05/06/2005
  • Issued: 07/21/2009
  • Est. Priority Date: 05/06/2005
  • Status: Active Grant
First Claim
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1. In a computer system comprising a plurality of operating systems in a virtual machine arrangement, such that multiple operating systems simultaneously utilize processing resources associated with said computer system, a method for demonstrating that a User Interface (UI) associated with a one of said operating systems is authentic, said method comprising:

  • measuring, by a first operating system, digital information associated with a second operating system, and thereby obtaining a value;

    comparing said value to a previously measured value for the digital information;

    obtaining an image, wherein said image is only accessible if said value matches said previously measured value, wherein obtaining the image indicates that the user interface was authenticated; and

    indicating to the user that the user interface was authenticated by displaying said image in a non-client area frame surrounding a display space for said second operating system.

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