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1. (WO2017034763) ABUSE DETECTION FOR PHONE NUMBER LOOKUPS

Pub. No.:    WO/2017/034763    International Application No.:    PCT/US2016/044894
Publication Date: Fri Mar 03 00:59:59 CET 2017 International Filing Date: Sat Jul 30 01:59:59 CEST 2016
IPC: G06Q 10/10
G06Q 50/00
Applicants: GOOGLE LLC.
Inventors: TAMVADA, Radhika
REITER, Kobi, Isaac
Title: ABUSE DETECTION FOR PHONE NUMBER LOOKUPS
Abstract:
A system and method for rate-limiting phone number lookups. An account look-up application receives an address book of a first user, the address book including a phone number that belongs to a second user, creates a phone edge by associating the phone number in the address book with an account of the second user, receives a request including the phone number from the first user for obtaining the account associated with the phone number, determines an edge cost associated with the phone edge for the first user, determines whether to provide the phone edge to the first user based on the edge cost, and provides the phone edge to the first user responsive to a positive determination.