Patent ID: 7334128

Claim:
A method for facilitating access to information on a network, comprising: generating an extended network universal resource locator having (i) a network address at which stored information can be accessed on a network, (ii) identity information associated with a first network entity and an integrity value corresponding to the identity information, the identity information and the integrity value being encrypted with a first crypto-key of a second network entity, and (iii) voucher information indicating that a third network entity has authenticated the first network entity and that transmission of the extended network universal resource locator by the third network entity to the first network entity occurred at a particular time, the voucher information being encrypted with a second crypto-key of the third network entity; and transmitting the extended network universal resource locator via the network to facilitate access, by the first network entity, to the information stored at the network address; wherein the extended network universal resource locator is generated to also have relationship information indicating that the encrypted identity information and integrity value were received by a fourth network entity from the second network entity and transmitted by the fourth network entity to the third network entity, the relationship information being encrypted with a third crypto-key of the fourth network entity.