Invention Grant
- Patent Title: Call authentication using call forwarding
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Application No.: US15445569Application Date: 2017-02-28
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Publication No.: US10027816B2Publication Date: 2018-07-17
- Inventor: Payas Gupta , David Dewey
- Applicant: PINDROP SECURITY, INC.
- Applicant Address: US GA Atlanta
- Assignee: Pindrop Security, Inc.
- Current Assignee: Pindrop Security, Inc.
- Current Assignee Address: US GA Atlanta
- Agency: Dentons US LLP
- Agent Eric L. Sophir
- Main IPC: H04W4/50
- IPC: H04W4/50 ; H04M3/54 ; H04L29/08 ; H04M3/436 ; H04W4/00 ; H04W12/06 ; H04L29/06 ; H04M3/42

Abstract:
The invention may verify calls to a telephone device by activating call forwarding to redirect calls for the telephone device to a prescribed destination; receiving a message from a server verifying the call; deactivating call forwarding to receive the call; and reactivating call forwarding when the call is concluded. In another embodiment, the invention may, in response to a telephone device initiating a call to a second telephone device installed with a particular application or software, transmit a message to a server causing it to instruct the second telephone device to deactivate call forwarding. In yet another embodiment, the invention may cause a server to receive a message from a prescribed location indicating that a call was received via call forwarding, and in response to the message, transmit an instruction to the intended recipient to deactivate the call forwarding if the call is verified as legitimate.
Public/Granted literature
- US20180041638A1 CALL AUTHENTICATION USING CALL FORWARDING Public/Granted day:2018-02-08
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