Patent ID: 6442688
Filing Date: 2002-08-27
Classification: G06Q,H04L

Abstract:
A method fo r obtaining certificate status changes, the method comprising the steps of:a) generating, by an end user, certificates update subscription information that includes at least identity of a plurality of subscriber subjects that the end user is interested in and their associated public keys, and providing the certificates update subscription information to a server; b) providing an indication of a local replica of current certificates for those subscriber subjects that the end user has a desire to communicate with to the server while on-line with the server; c) receiving an indication of updated certificate for those subscriber subjects that the end user has a desire to communicate with, from the server when the updated certificate is inconsistent with the local replica of the current certificates; and d) while on-line, receiving an indication of a newly updated certificate from the server, wherein the newly updated certificate relates to information of interest as identified in the certificates update subscription information.