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Securing inter-process communication

  • US 8,863,151 B2
  • Filed: 08/15/2007
  • Issued: 10/14/2014
  • Est. Priority Date: 08/15/2007
  • Status: Active Grant
First Claim
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1. A method, comprising:

  • intercepting, by a processing device, a request from a requesting process to post a message to a destination process in an operating environment in which processes communicate via message queues, wherein each destination process in the operating environment communicates via a corresponding message queue;

    determining whether the requesting process is a same as the destination process in view of the message;

    in response to a determination that the requesting process is not the same as the destination process,evaluating message content and requestor information associated with the request to determine whether the message is to be posted;

    posting the message to a message queue of the destination process if the message is to be posted; and

    if the message is not to be posted, and the message satisfies additional criteria, causing the requesting process to be terminated, wherein the additional criteria comprise posting an undocumented message; and

    in response to a determination that the requesting process is the same as the destination process, posting the message to the message queue of the destination process.

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