These media can be evidence of any particular event, situation, instance or accident and can be used as proof of it. For it to be a evidence, its authenticity has to be certified. A media can only be authentic if no change has been done to its original state which is generally referred as editing, mastering or tampering. It is a Challenging task to certify a audio or video as in the modern scenario, presence of advanced editing tools and techniques makes it easy to edit and hard to detect, but to an eye of the professional expert these can be certainly identified.