Systems and methods for multifactor authentication
First Claim
1. A method of authenticating a transaction involving a user authentication device, a merchant, and an authentication entity system, the method comprising:
- registering, by the authentication entity system, a sequence of position labels with a user identifier;
receiving, by the authentication entity system, a transaction request from a merchant electronic device;
storing, by the authentication entity system, the transaction request;
generating, by the authentication entity system, a plurality of fields for the transaction request;
assigning, by the authentication entity system, a position label to each field of the plurality of fields;
assigning, by the authentication entity system, a character to each field of the plurality of fields;
generating, by the authentication entity system, a first sequence using the assigned characters;
displaying, by the authentication entity system, the first sequence on the user authentication device;
receiving, by the authentication entity system, from the user authentication device, a second sequence and the user identifier, wherein the second sequence is a subset of the first sequence;
retrieving, by the authentication entity system, the position label for each character in the second sequence;
comparing, by the authentication entity system, the retrieved sequence of position labels to the registered sequence of position labels;
determining, by the authentication entity system, that the retrieved sequence of position labels match the registered sequence of position labels; and
based on the determining, authorizing, by the authentication entity system, the stored transaction request.
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Abstract
The invention provides an authentication system and method. In particular, the invention provides a method for performing a financial authentication utilizing a token associated with a user, the method comprising the token generating a set of display characters that are viewable by the user, the token generating the display characters using logic; the user transforming a portion of the set of display characters using a transformation process, based on knowledge of the user, so as to form a display character sequence; the user outputting the display character sequence to an authentication entity; and the authentication entity authenticating the display character sequence using the logic and knowledge of the transformation.
829 Citations
9 Claims
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1. A method of authenticating a transaction involving a user authentication device, a merchant, and an authentication entity system, the method comprising:
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registering, by the authentication entity system, a sequence of position labels with a user identifier; receiving, by the authentication entity system, a transaction request from a merchant electronic device; storing, by the authentication entity system, the transaction request; generating, by the authentication entity system, a plurality of fields for the transaction request; assigning, by the authentication entity system, a position label to each field of the plurality of fields; assigning, by the authentication entity system, a character to each field of the plurality of fields; generating, by the authentication entity system, a first sequence using the assigned characters; displaying, by the authentication entity system, the first sequence on the user authentication device; receiving, by the authentication entity system, from the user authentication device, a second sequence and the user identifier, wherein the second sequence is a subset of the first sequence; retrieving, by the authentication entity system, the position label for each character in the second sequence; comparing, by the authentication entity system, the retrieved sequence of position labels to the registered sequence of position labels; determining, by the authentication entity system, that the retrieved sequence of position labels match the registered sequence of position labels; and based on the determining, authorizing, by the authentication entity system, the stored transaction request. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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Specification