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Controlling access to services between modular applications

  • US 6,138,235 A
  • Filed: 06/29/1998
  • Issued: 10/24/2000
  • Est. Priority Date: 06/29/1998
  • Status: Expired due to Term
First Claim
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1. A method for providing a first computer program module with an ability to access a service from a second computer program module, comprising:

  • receiving the first computer program module;

    determining whether the first computer program module has been digitally signed by an authority having power to confer access for the service from the second computer program module;

    if the first computer program module has been digitally signed by the authority having power to confer access for the service, providing the first computer program module with access to the service; and

    allowing the first computer program module and the second computer program module to run in the same address space on the same computing node, so that the first computer program module can access the service from the second computer program module.

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