Twitter is an online social networking and micro-blogging site used to send and receive messages called tweets. Tweets are short messages restricted to 140 characters and appear on the user’s profile page. Tweets can be posted by registered users; however, unregistered users can only read them. Sender can keep the tweets private as well and can go only to their list of friends. Users can subscribe to tweets from others, this is called following and subscribers are called followers.
Twitter allows users to share photos, videos, follow others, tag their followers and create hash tags for events. You can advise others, share news, concerns, opinions, facts, etc. This information is available publicly.
Twitter’s popularity is increasing day by day. There are 317 million monthly active Twitter users and 500 million tweets are sent per day. These facts indicate that users share huge amount of information through this online platform, attracting attackers to harm users.
An attacker may obtain the following information about a Twitter user:
- Personal information
- Friends information
- Number of followers
- Photos uploaded
- People following