1. HoneySpam 2.0 Profiling Web Spambot Behaviour Pedram Hayati Kevin Chai Vidyasagar Potdar Alex Talevsky Prof. Tharam Dillon Prof. Elizabeth Chang Digital Ecosystem and Business Intelligence Institute (DEBII)

2. 2 Agenda Introduction Background – Taxonomy of Spam 2.0 and Web Spambot – Current Literature Techniques HoneySpam 2.0 Architecture – Navigation Component – Form Tracking Component – Deploying HoneySpam 2.0 Experimental Results Related Works Conclusion and future works

3. 3 Little bit what’s going on? Web 2.0 Spammer Spam 2.0

4. 4 Web Spambot A kind of Web Robot or Internet Robot Distribute Spam content in Web 2.0 applications Scope –Application-Specific –Website-Specific

5. 5 Countermeasures CAPTCHA HashCash Form variation Nonce 1.Decrease user convenience and increase complexity of human computer interaction. 2.As programs become better at deciphering CAPTCHA, the image may become difficult for humans to decipher. 3.As computers get more powerful, they will be able to decipher CAPTCHA better than humans. Web 2.0 Submission Workflow

6. 6 HoneySpam 2.0 Monitor and Track Web Spambots Idea of Honeypots Implicitly Track –Click-steam –Page navigation –Keyboard activity –Mouse movement –Page Scrolling

7. 7 HoneySpam 2.0 HoneySpam 2.0 Architecture

8. 8 HoneySpam 2.0 in Action! % of Origin of WebSpam Bots % of Browser Type % of Content Contribution

9. 9 HoneySpam 2.0 in Action! No. of Posts vs. Date No. of Users vs. Date No. of Online Users vs. Date No. of SpamBot vs. Hits

10. 10 HoneySpam 2.0 in Action! No. Session vs. Dwell Visit Time No. of Spambots Vs. Return Visits

11. 11 Web Spambot Behaviour Use of search engines to find target websites Create numerous user accounts Low website webpage hits and revisit rates Distribute spam content in a short period of time No web form interaction Generated usernames

12. 12 Conclusion HoneySpam 2.0 as framework to monitor/track Web spambot behaviour Integrated to popular open source web applications Web Spambots – use search engines to find target websites, – create numerous user accounts, – distribute spam content in a short amount of time, – do not revisit the website, – do not interact with forms on the website, – and register with randomly generated usernames Future Work: Using of Machine Learning, Neural Network (SOM), extract features to do the classification

13. 13 Thank You! debii.curtin.edu.au www.curtin.edu.au asrl.debii.curtin.edu.au www.antispamresearchlab.com Homepage: debii.curtin.edu.au/~pedram/ HoneySpam 2.0 Profiling Web Spambot Behaviour Pedram Hayati, Kevin Chai, Vidyasagar Potdar, Alex Talevsky