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Privacy and Security in Online Social Media #spsymposium13 March 2, 2013 Ponnurangam Kumaraguru (“PK”) Assistant Professor Hemant Bharat Ram Faculty Research.

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Presentation on theme: "Privacy and Security in Online Social Media #spsymposium13 March 2, 2013 Ponnurangam Kumaraguru (“PK”) Assistant Professor Hemant Bharat Ram Faculty Research."— Presentation transcript:

1 Privacy and Security in Online Social Media #spsymposium13 March 2, 2013 Ponnurangam Kumaraguru (“PK”) Assistant Professor Hemant Bharat Ram Faculty Research Fellow fb/ponnurangam.kumaraguru, @ponguru

2 precog.iiitd.edu.in Who am I?  Assistant Professor, IIIT-Delhi  Ph.D. from School of Computer Science, Carnegie Mellon University  Research interests -Privacy, e-Crime, Online Social Media, Usable security  Founded and manage PreCog, precog.iiitd.edu.in  Courses that I teach @ IIITD -Research methods / Advanced research methods -Designing Human-Centered Systems 2

3 precog.iiitd.edu.in PreCogs 3

4 precog.iiitd.edu.in PreCogs 4

5 precog.iiitd.edu.in Research Areas of the Group  Privacy ( and perceptions)  e-Crime (Phishing, spam, copyright)  OSM (Credibility, digital foot print)  Usable security (CAPTCHAs, access control) 5

6 #privacyindia12 6

7 precog.iiitd.edu.in 7 What will we cover today? #privacyindia12

8 precog.iiitd.edu.in 8 Twit-Digest

9 precog.iiitd.edu.in Identity Resolution 9 Webpage: http://precog.iiitd.edu.in/research/findingnemo Given an identity I A for user I on social network A, find her identity I B on social network B

10 precog.iiitd.edu.in Privacy in India: Attitudes and Awareness V 2.0 http://precog.iiitd.edu.in/research/privacyindi a 10 #privacyindia12

11 precog.iiitd.edu.in You thought that on the Internet nobody knew you were a dog… …but then you started getting personalized ads for your favorite brand of dog food 11

12 precog.iiitd.edu.in 12 20 Interviews 4 FGDs 10,427 Surveys Methodology 18 months!

13 precog.iiitd.edu.in Demographics Gender (N= 10,232) Male67.57 Female32.43 13 Age (N=10,350) <181.54 18-2421.31 25-2932.20 30-3925.90 40-4914.09 50-644.46 65+0.50 Age

14 precog.iiitd.edu.in Internet & Social Media What do you feel about privacy of your personal information on your OSN? 14 Q42, N = 6,855 It is not a concern at all Since I have specified my privacy settings, my data is secure from a privacy breach Even though, I have specified my privacy settings, I am concerned about privacy of my data It is a concern, but I still share personal information It is a concern; hence I do not share personal data on OSN

15 precog.iiitd.edu.in Internet & Social Media What do you feel about privacy of your personal information on your OSN? 15 Q42, N = 6,855 It is not a concern at all Since I have specified my privacy settings, my data is secure from a privacy breach42.13 Even though, I have specified my privacy settings, I am concerned about privacy of my data It is a concern, but I still share personal information It is a concern; hence I do not share personal data on OSN

16 precog.iiitd.edu.in Internet & Social Media What do you feel about privacy of your personal information on your OSN? 16 Q42, N = 6,855 It is not a concern at all19.30 Since I have specified my privacy settings, my data is secure from a privacy breach42.13 Even though, I have specified my privacy settings, I am concerned about privacy of my data23.84 It is a concern, but I still share personal information8.02 It is a concern; hence I do not share personal data on OSN6.71

17 precog.iiitd.edu.in Internet & Social Media If you receive a friendship request on your most frequently used OSN, which of the following people will you add as friends? 17 Q43, N = 6,929 Person of opposite gender People from my hometown Person with nice profile picture Strangers (people you do not know) Somebody, whom you do not know or recognize but have mutual / common friends with Anyone

18 precog.iiitd.edu.in Internet & Social Media If you receive a friendship request on your most frequently used OSN, which of the following people will you add as friends? 18 Q43, N = 6,929 Person of opposite gender People from my hometown Person with nice profile picture10.12 Strangers (people you do not know) Somebody, whom you do not know or recognize but have mutual / common friends with Anyone

19 precog.iiitd.edu.in Internet & Social Media If you receive a friendship request on your most frequently used OSN, which of the following people will you add as friends? 19 Q43, N = 6,929 Person of opposite gender27.39 People from my hometown Person with nice profile picture10.12 Strangers (people you do not know) Somebody, whom you do not know or recognize but have mutual / common friends with Anyone2.99

20 precog.iiitd.edu.in Internet & Social Media If you receive a friendship request on your most frequently used OSN, which of the following people will you add as friends? 20 Q43, N = 6,929 Person of opposite gender27.39 People from my hometown19.51 Person with nice profile picture10.12 Strangers (people you do not know)4.99 Somebody, whom you do not know or recognize but have mutual / common friends with8.31 Anyone2.99

21 precog.iiitd.edu.in Released on Nov 22, 2012 21

22 precog.iiitd.edu.in PhishAri  On Chrome https://chrome.google.com/webstore/detail /pheokmlohglcpigbnbenbimcombeoolm https://chrome.google.com/webstore/detail /pheokmlohglcpigbnbenbimcombeoolm  URLs anywhere in Twitter -Twitter timeline -Search results -Profile -Direct messages  2 best paper awards! 22

23 Thank you! pk@iiitd.ac.in precog.iiitd.edu.in

24 OCEAN: Open source Collation of eGovernment data and Networks 24 IIT-K 2013 8 million Voter-ID 2.5 million Driving License records 253 unique users IBM Icare 2012

25 precog.iiitd.edu.in 25 http://precog.iiitd.edu.in/chaMAILeon Tech. report at http://arxiv.org/abs/1301.6843http://precog.iiitd.edu.in/chaMAILeonhttp://arxiv.org/abs/1301.6843 Video accepted at Tech2Share IBM I-CARE 2012! Poster accepted at IIT-K Symposium 2013!

26 precog.iiitd.edu.in Discussion / Ways to collaborate  Work on some common areas of interest  Write some joint proposals  Register Infosys employee through the tri- party initiative  What more formal things to do before we kick off the activities  Will prefer to see some output soon to bootstrap the collaboration 26

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