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Self-generation of certificates using secure microprocessor in a device for transferring digital information

  • US 6,839,841 B1
  • Filed: 01/28/2000
  • Issued: 01/04/2005
  • Est. Priority Date: 01/29/1999
  • Status: Expired due to Term
First Claim
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1. A method for providing self-issuing certificates in a first device in a telecommunications system, the first device having a certificate-signing key, the method comprising:

  • receiving, from an external source, a request to generate a new certificate, wherein the request includes a public key, wherein the public key is smaller in size than the certificate-signing key;

    using a secure microprocessor inside the first device to generate a new certificate for the public key; and

    directing the first device to use the new certificate in data transfers.

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