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Performing secure and insecure computing operations in a compartmented operating system

  • US 7,159,210 B2
  • Filed: 06/18/2002
  • Issued: 01/02/2007
  • Est. Priority Date: 06/19/2001
  • Status: Active Grant
First Claim
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1. A method for running a process, comprising:

  • (a) providing a host operating system;

    (b) running operations of a process directly on the host operating system;

    (c) selectively providing a guest operating system when the process attempts a predetermined operation; and

    (d) running the predetermined operation and remaining operations of the process on the guest operating system, wherein the operations of the process are divided into a first set of operations which are allowed to run directly on the host operating system and a second set of operations which are not allowed to run directly on the host operating system, wherein the predetermined operations fall into the second set of operations and the remaining operations may fall into either the first set of operations or the second set of operations.

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