Determining recording time of digital soundrecordings using the ENF criterion
In forensic investigations, verification of digital recordings is an important as-pect. There are numerous methods to verify authentication of recordings, but itis difficult to determine when the media was recorded. By studying the electricalnetwork frequency, one can find a unique signature and the...
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Format: | Others |
Language: | English |
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Linköpings universitet, Institutionen för systemteknik
2009
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Online Access: | http://urn.kb.se/resolve?urn=urn:nbn:se:liu:diva-18231 |