Efficient Mechanism Using Privacy Preserving Photo Sharing On SNSs

4 Abstract— Social Networking Sites (SNSs) have become a boundless communication media to keep in touch beyond boundaries. SNSs are a part of human culture than just a web application. Use of SNSs has out spaced in almost every fields as news agencies, big and small companies, governments, and famous personalities etc. to interact with each other. With the adoration of sharing, Facebook has stood out as the most renown SNSs in the world where people hangout for hours. Photo sharing refers to the transfer or publishing of a user's digital photos online and the website which provides such acquaintances offer services such as hosting, uploading, sharing and managing of photos through online system. This function provides the upload and display of images through both websites and applications. The photo sharing term can be set up and managed by individual users for the usage of online photo galleries including photo blogs. It means that other users can view but not essentially download the photos, users being able to select different copyright options for their photos. Unfortunately, it may reveal user's privacy if they are permitted to post, comment, and tag a photo liberally. To address this problem, various systems have been explained that can be used to recognize everyone in the photo. Online photo sharing applications have become popular as it provides users various new and innovative alternatives to share photos with a range of people. The photo sharing feature is incorporated in many social networking sites which allow users to post photo for their loving ones, families and friends. For users of social networking sites such as Facebook, this system focuses on the privacy concerns and needs of the users, at the same time explores ideas for privacy protection mechanism. Post may have different format such as text, image, video etc. There should be some mechanism that enables the user to participate in decision making activity of his/her photo and video sharing on any users wall. By analyzing post data and based on user policies decision can be taken to share or block the content.