Survey: Video Authentication and Tampring Attacks

Abstract

In recent years, development in sophisticated video editing technology and wide use of video in our society, it
is becoming important to assure the trustworthiness of video. Therefore in court of law, surveillance and other fields
video content must be secured against tampering or alteration so video authentication is required. Video authentication
means to check the trustworthiness of the video by verifying the integrity and source of video data. There are three main
techniques of video authentication: Digital signature, Watermarking and Intelligent technique. In this paper we present
a brief detail of these video authentication techniques, why video authentication is required and video forgery. We also
give the advantages and disadvantages of these techniques