Patent ID: 9509791
Filing Date: 2016-11-29
CPC Classification: G06F,G06Q,H04L,H04W

Claim Text:
1. A method of enforcing policy-based exposure of presence, the method comprising: intercepting, at a policy enforcer, a request for presence information about a first subscriber to a presence service, the request for the presence information being sent from a service provider for a second subscriber to the presence service, wherein the service provider sends targeted advertisements to the first subscriber, and wherein the request for the presence information comprises a request for a real-time geographic location of the first subscriber; analyzing, by the policy enforcer, the request for the presence information to determine attributes associated with the request; applying, by the policy enforcer, a policy to the request, the policy being selected from a plurality of policies based at least in part on the attributes associated with the request for the presence information; based at least in part on the policy, modifying, by the policy enforcer, the request for the presence information by: changing, based on the service provider sending targeted advertisements to the first subscriber, the request for the real-time geographic location of the first subscriber to a request for an online or offline connection status of the first subscriber; and adding a use restriction that the presence information can only be used by the service provider and not by a third party; and forwarding the request for the presence information from the policy enforcer to the presence service.