VOICEPRINT INFORMATION MANAGEMENT METHOD AND DEVICE AS WELL AS IDENTITY AUTHENTICATION METHOD AND SYSTEM

摘要

A voiceprint information management method and device as well as an identity authentication method and system. The voiceprint information management method comprises: filtering a historical voice file stored in a related system to obtain voice information of a first user (S12) performing text identification processing to obtain text information corresponding to the voice information (S13) and editing the voice information and the corresponding text information into reference voiceprint information of the first user. As the text information and the voice information in the reference voiceprint information are both obtained based on the historical voice file and are not preset by a related system that is the text information and the voice information are not public and no user can predict the specific content of the text information that needs to be reread when identity authentication is executed so that a corresponding audio file cannot be recorded in advance and successful authentication cannot be achieved by playing the audio file recorded in advance. The identity authentication is performed based on voiceprint information management the authentication result is more accurate no potential safety hazard exists and the account security is higher.