Online voiceprint recognition system and implementation method thereof

An authentication system and voiceprint technology, applied in the field of voiceprint identity authentication system, can solve problems such as difficulty in guaranteeing system performance, damage to user interests, voice attacks, etc., to prevent recording attacks, reduce burden, and improve accuracy.

Inactive Publication Date: 2012-07-04
SHENGLE INFORMATION TECH SHANGHAI
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, if the user's system is installed with some hacking tools that record the user's previous login voice, the user's previous login voice can be segmented and spliced ​​according to the text generated by the voiceprint authentication system, and then used The spliced ​​voice pretends to be the user's voice to log in, thus harming the user's interests
Therefore, the fixed password (text) or text-independent password voiceprint recognition technology adopted by the voiceprint-based identity authentication system, regardless of the fixed password or text-independent password, is vulnerable to pre-recorded voice attacks
[0004] Furthermore, in order to obtain a better user experience, the online identity authentication system based on voiceprint usually has less voice, which makes it difficult to guarantee system performance.

Method used

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  • Online voiceprint recognition system and implementation method thereof
  • Online voiceprint recognition system and implementation method thereof
  • Online voiceprint recognition system and implementation method thereof

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Experimental program
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Embodiment Construction

[0042] The online voiceprint authentication system of the present invention includes:

[0043] The user recording module is used to record the user's voice to provide the user's voice;

[0044] The online voiceprint authentication server is used to establish the fixed password part and the random password part, provide the password content to the user in the form of pictures or voice, and perform voice recognition, audio fingerprint recognition, and voiceprint recognition according to the voice provided by the user.

[0045] Regarding the part of the fixed password, users can define their own password as the first part of the password, and of course the online voiceprint authentication server can randomly specify it for the user; then a random number string of N digits is generated through a random seed as the second part of the password. Part (random password part), these two parts together form a complete password; the password is only valid for a limited time (such as 20 se...

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Abstract

The invention discloses an online voiceprint recognition system and an implementation method thereof. The online voiceprint recognition system comprises a user recording module and an online voiceprint recognition server, and the implementation method comprises the following steps of: (1) providing generated password content for a user through the online voiceprint recognition server; (2) recording the voice of the user by utilizing the user recording module and providing the voice for a voice recognition module; (3) performing mode matching analysis on voice content provided by the user and the password content through the voice recognition module; (4) judging whether an audio fingerprint of the voice provided by the user is of the legal voice or not through an audio fingerprint recognition module; and (5) inspecting the matching degree between the voice provided by the user and a voiceprint module established by the registered user through a voiceprint recognition module, and regarding login is the real user login and receiving the login of the user if the degree achieves a set value. According to the online voiceprint recognition system and the implementation method thereof, disclosed by the invention, simple, easy-to-use and high-efficient online identity authentication can be realized.

Description

technical field [0001] The invention relates to a voiceprint identity authentication system and a realization method thereof, in particular to an online voiceprint authentication system and a realization method thereof. Background technique [0002] The current password-based identity authentication system usually needs to set different passwords for different objects for security, which increases the memory burden and ease of use of users. [0003] At the same time, voiceprint-based online authentication systems currently on the market usually generate some fixed or random texts for users to speak to identify their voiceprints. However, if the user's system is installed with some hacking tools that record the user's previous login voice, the user's previous login voice can be segmented and spliced ​​according to the text generated by the voiceprint authentication system, and then used The spliced ​​voice pretends to be the user's voice to log in, thereby harming the user's...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G10L17/00H04L29/06
Inventor 许东星黄伟李轶杰李霄寒蔡洪斌张峰
Owner SHENGLE INFORMATION TECH SHANGHAI
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