Benford's Law is widely used in analysis of data where exist large datasets. It turns That sound files can also be analysed using first significant digit distribution.
Below you can find Benford Sound Tester by Konrad Wroński (This email address is being protected from spambots. You need JavaScript enabled to view it.) application which allows to determine the authenticity of audio files. Konrad in his thesis presented its functionality based on sample *. WAV files.
We encourage you to read mr. Wroński's thesis and to download the Benford Sound Tester (english language version).
Benford.pl Team