Security of Online Storage Services

1. Security of Online Storage Services JiaqiGe IUPUI April 28, 2011

2. Outline • Introduction • Related Works • Experiments and Analysis • Conclusion

3. Introduction • Promising online storage applications • New business model • Profit over free Internet • New user interface • Client with minimal requirements • New Challenge • Security and Privacy

5. Introduction • Security and Privacy • Risk from hackers • Password • Encryption • Risk from service provider • No technique solution till now • More like a society problem

6. Outline • Introduction • Related Works • Experiments and Analysis • Conclusion

7. Related works • Academic Research • B Furht. Cloud Computing Security. Handbook of cloud computing, 2010 • LM Kaufman, Data security in the world of could computing, IEEE Security & privacy, 2009 • Discussion Topics • “Dropbox's new security policy implies that they lied about privacy from the start” http://boingboing.net/2011/04/21/dropboxs-new-securit.html • “Can Dropbox Be Trusted?” http://news.ycombinator.com/item?id=389304

8. Outline • Introduction • Related Works • Experiments and Analysis • Conclusion

9. Experiments and Analysis • Goal • To discover our opinions towards the security of online storage applications • Experiments Set-up • 10 questions/Survey • 15 questionnaires • participants • 6 undergraduate and 9 graduate students • 10 Computer Science students and 5 other majors

10. Experiments and Analysis

11. Experiments and Analysis

12. Experiments and Analysis

13. Experiments and Analysis

14. Experiments and Analysis

15. Experiments and Analysis

16. Experiments and Analysis

17. Experiments and Analysis

18. Outline • Introduction • Related Works • Experiments and Analysis • Conclusion

19. Conclusion • Popular • Big concern at security • Strict requirements for service provider • Free service • Technique challenges • Still promising

20. Thanks! • Questions?