Abstract

The majority among the communication technology for many years is Online Social Networks (OSN s). Online Social Network makes the communication easier and instant reply. It has the ability to connect with other people, all over the world. The various Social Networks include Twitter, Facebook, Linkedln, Google+, YouTube, Pinterest, Instagram and Tumblr. Amongst them very few are most popular to reach the attention of the people. However, all are available public, they can be accessed by a common medium called Internet. When these are accessible through the Internet, the people may need different kinds of safety measures. In this paper, we discuss about various types of security issues and how they are used to protect the Online Social Networks.