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Application program interface interception system and method

  • US 7,213,153 B2
  • Filed: 06/22/2004
  • Issued: 05/01/2007
  • Est. Priority Date: 11/14/1999
  • Status: Expired due to Term
First Claim
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1. In a computer system running an operating system platform, a method comprising:

  • hooking at least one application program interface (API) routine; and

    replacing hooked API routine code with different code;

    wherein the replacing the hooked API routine code with different code, further comprises;

    storing an API routine address associated with a re-direction of flow of execution;

    wherein enhanced privileges relating to memory space associated with the API routine are enabled;

    wherein the method is adapted for preventing intrusions.

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