The formal procedures for the scientific authentication of audio media in investigative matters and legal proceedings have been updated as a result of the widespread conversion from analog to digital technology since the 1990s. Topics discussed include recommendations regarding handling examination requests, laboratory space and technical equipment, digital authenticity protocols, evidence handling, and expert testimony. Additionally, four case studies illustrate how this formal process has been applied to real-world examples.
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https://aes2.org/publications/elibrary-page/?id=14836
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