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System for reverse sandboxing

  • US 6,836,888 B1
  • Filed: 03/17/2000
  • Issued: 12/28/2004
  • Est. Priority Date: 03/17/2000
  • Status: Expired due to Fees
First Claim
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1. A system including a processor, and a collection of resources interacting with said processor, said resources including at least a memory and a library of executable modules that are supported by an operating system, the improvement comprising:

  • a plurality of processing stacks for dividing the system'"'"'s computing environment into an unprotected portion and a protected portion, where the protected portion is protected from interloping processes in accord with an administratively specified schema, by mediating interactions between executing processes within said system and said resources, each of said stacks including a predefined set of at least one mediation module that processes a request by at least one of said executing processes, which request is to be applied a resource of said collection of resources to form a signal, if appropriate pursuant to and in accord with such schema, that is applied to said resource of said collection of resources; and

    a service director module that intercepts requests of different types that are directed to said resources, classifies said requests in accordance with said types of said requests, each different one of said resources being responsive to requests of a different type, and directs said requests to different ones of said processing stacks, based on said classifying.

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