Know legal aspects of what should be proved before saying that a particular video is fake 1)The person who shot video must state on oath that he shot video 2) Video footage to be sealed and sent to laboratory in sealed cover 3) Laboratory will compare seals before opening sealed cover. 4) Then video to be examined and findings to be recorded 5) The part which is fake and part which looks genuine should be marked distinctly 6) The finding of lab assistant must be signed by Director of lab 7) Sample should be kept in safe custody for producing in court in future if necessary.