Research on methods for verifying speech authenticity

With the development of Internet and communication technology, the acquisition and generation of voice data become more and more convenient, and the value and role of voice evidence in various cases become particularly important. This article conducts a verification and analysis of the authenticity of the speech involved in the case, exploring the methods of speech authenticity verification from three aspects: file attribute verification, auditory verification, and acoustic verification. Based on this, the authenticity of the speech involved in the case is identified, providing important technical support for the evidence extraction and identification process in public security and judicial work.