Patent ID: 8606719

Claim:
A method, comprising the steps of: a) communicating through at least one computer network interface with each of (i) a plurality of providers of accountable resources, and (ii) a plurality of registrars which register clients, each client having access to accountable resources of the plurality of providers, and each registrar maintaining client-associated accounts for respective clients; b) generating tokens comprising encrypted authentication information, by a plurality of different automated computers, each associated with a different registrar, communicated within a digest authentication header through a common computer network, each respective token verifying that a respective client is authenticated by a respective registrar based on at least the encrypted authentication information within the digest authentication header; c) logging accountable transactions between a respective client and a provider, each accountable transaction identifying a client-associated account and a transaction economic valuation, in an automated database maintained by the respective registrar; and d) periodically accounting for the logged accountable transactions between respective registrars and respective providers.