Ever since the invention of the camera, people started speculating the birth of a video-camera that would take live moving-footage of anything. Videos were to be stored on tapes and reviewed as much as the taker or who owns the footage pleases. Audience depended on the owner of the video. As technology advanced, taking videos became easier and thus its sharing too. Videos can be taken from phones and uploaded right away to social media sites. Tampering with videos and changing their ownership became not only possible but simple. Different methods have been used to determine whether the videos are as they were when taken or not. Some of these methods will be investigated in this report.
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