The bulk of these clips has been uploaded since 2011, the newspaper rported.
The leakage of such footage on such a massive scale could not have been possible without connivance of people manning the central control room.
On its part, Delhi Metro shifted the blame on CISF saying CISF personnel were daily monitoring CCTV footage.
CISF director general refuted the charge saying it was only a monitoring agency, and DMRC controlled the database into which the entire CCTV footage goes. "The leak most likely happened from their end", he said.