DSi’s forensic analyst examined audio files from a spy pen to determine key data had been altered.


When discovery was produced in an acquisitions case, attorneys found three audio recordings of a meeting that they did not know was being recorded. Plus, there were anomalies in the metadata properties of the audio files. spy-pen-image

DSi’s forensic analyst proved the files were created by a spy pen and then altered by:

  • Analyzing the metadata, especially the date created field
  • Looking at the raw binary content of the files in forensic software
  • Ordering the same brand of spy pen to compare file types
  • Analyzing the original spy pen used in the meeting

Learn how DSi was able to use a variety of forensic methods to prove that the audio files produced were not original.


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