A VDR or voyage data recorder is an instrument safely installed on a ship to continuously record vital information related to the operation of a vessel. It contains a voice recording system for a period of at least last 12 hours (for VDRs installed post-July 2014, the period of the integrated details recorded is 48 hours as per the MSC Resolution 333.90). This recording is recovered and made use of for investigation in events of accidents in a compressed and digitised format.A ship’s VDR is far