As surveillance video tracking (VSS) is being more and more deployed, more and more people are struggling with concerns related to breaches of data protection. While monitoring for crime dissuasion is favourable for the majority of the population, citizens do not embrace intrusive private life oversight. However, there is currently no easy-to-use and secure video monitoring system privacy preservation solution. This difficult topic has been shed light on the new progress of blockchain (BC) technology besides their Internet of Things (IoT) implementations. In this article we suggest a Blockchain based Lightweight Confidentiality Framework for edge cameras surveillance. It helps the VSS to monitor the discretion of individuals caught in the videos without violating them. The Lib-Pri system converts the used VSS into a system, which acts as a amalgamated blockchain system that controls integrity, handles bubbly keys, shares functions and endorses video entry. The policy implementation of data protection controls on the edge of computers is done without intervening with the network for real-time video analytics.