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System and method for user certificate initiation, distribution, and provisioning in converged WLAN-WWAN interworking networks

  • US 9,282,455 B2
  • Filed: 10/01/2004
  • Issued: 03/08/2016
  • Est. Priority Date: 10/01/2004
  • Status: Expired due to Fees
First Claim
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1. A method comprising:

  • generating a security key pair in a personal computer, wherein the security key pair comprises a public key and a private key, the public key stored in a secure storage of the personal computer;

    sending the public key from the personal computer to a mobile terminal and sending the public key from the mobile terminal to a cellular operator;

    receiving a first instance of a user certificate, from the cellular operator, at the mobile terminal;

    sending a second instance of the user certificate from the mobile terminal to the personal computer;

    sending a plurality of instances of the user certificate respectively from the mobile terminal to a plurality of personal computers;

    utilizing the mobile terminal on a wireless wide-area network (WWAN) based on the first instance while simultaneously utilizing the personal computer on a wireless local-area network (WLAN) based on the second instance and simultaneously utilizing the plurality of personal computers on the WLAN based on the plurality of instances of the user certificate;

    wherein the mobile terminal includes the first instance of the user certificate while simultaneously the personal computer includes a second instance of the user certificate and the plurality of personal computers include the plurality of instances of the user certificate;

    wherein the user certificate was generated by the cellular operator based on the public key sent from the mobile terminal.

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