Methods and systems for multi-factor authentication

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United States of America Patent

PATENT NO 9882719
SERIAL NO

15065585

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Abstract

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This disclosure relates generally to multi-factor authentication, and more particularly to method and system for multi-factor authentication. In one embodiment, the method includes receipt of an audio input at a device, and a plurality of authentication parameters from at least one of the device and a server communicably coupled to the device. The plurality of authentication parameters are encrypted to generate a plurality of encrypted authentication parameters. The plurality of encrypted authentication parameters are embedded as watermarks into the audio input to generate a watermarked audio signal. The watermarked audio signal are encrypted to generate an authentication audio signal. The authentication audio signal is transmitted to an authentication server over an audio communication channel to authenticate the access at the device.

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Patent Owner(s)

Patent OwnerAddress
TATA CONSULTANCY SERVICES LIMITESDNIRMAL BUILDING 9TH FLOOR NARIMAN POINT MUMBAI 400021

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chalamala, Srinivasa Rao Hyderabad, IN 22 169
Som, Sankha Subhra London, GB 1 7

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