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Secure dynamic authority delegation

  • US 8,776,204 B2
  • Filed: 03/12/2010
  • Issued: 07/08/2014
  • Est. Priority Date: 03/12/2010
  • Status: Active Grant
First Claim
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1. A method, comprising:

  • in a communication network wherein a first computing device represents a resource owner and a second computing device represents a resource requestor, the resource owner detecting an occurrence of an event, wherein the event occurrence represents a request to access one or more resources of the resource owner stored in a resource residence; and

    the resource owner sending an authorization token to the resource requestor in response to the event occurrence, the authorization token serving as a proof of authorization delegated by the resource owner to be presented by the resource requestor to the resource residence so as to permit the resource requestor to access the one or more requested resources stored in the resource residence;

    wherein the authorization token comprises a verifiable structure comprising;

    one or more fields, the one or more fields comprising at least one of;

    a method to be used by the resource residence for authenticating the resource requestor; and

    a strength of the method to be used by the resource residence for authenticating the resource requestor; and

    a signature computed over the one or more fields, the signature being computed utilizing a private key of the resource owner.

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