Prateek Dewan

Prateek Dewan

Former PhD Student, IIIT-Delhi

  • e: prateekd@iiitd.ac.in
  • a: CERC Lab 1
          4th Floor, A wing
          Academic Building, IIIT-Delhi
          Okhla Phase 3
          New Delhi - 110020
          INDIA
  • p: +91 11 26907479
  •  
  •            Download CV (pdf)

Affiliations

                              

Profile

Data Scientist at Apple, researcher at Precog@IIITD, and a former PhD student at IIIT-Delhi. Advised by Dr. Ponnurangam Kumaraguru ("PK"). My areas of interest are social media analytics, cyber crime, privacy and security in online social media, machine learning, deep learning, natural language processing, and data mining. I completed my Ph. D. in Computer Science in November, 2017 from IIIT-Delhi. Prior to Ph. D., I completed my Masters degree in Computer Science (specialization in Information Security) in 2012 from IIIT-Delhi. I got by Bachelors degree in Computer Science and Engineering in 2010 from Rajasthan Technical University, a state university in India. Geeky, enthusiast, opportunist, optimistic, and a die-hard Lamborghini fan.

Education

Indraprastha Institute of Information Technology - Delhi (IIITD)

Feb 2012 - November 2017

Ph. D. in Computer Science.

Indraprastha Institute of Information Technology - Delhi (IIITD)

2010 - 2012

M. Tech. in Computer Science (specialization in Information Security)
GPA - 9.35

Rajasthan Technical University

2006 - 2010

B. Tech. in Computer Science, Kautilya Institute of Technology and Engineering, Jaipur
Average - 77.5%

Work Experience

Data Scientist, Apple, Bengaluru, India

August, 2017 - present

Research Intern, IBM India Research Labs, Bengaluru, India

May, 2017 - July, 2017

Worked on adversarial machine learning and generative deep learning models as part of the Open Science Collaboration Program (OSCP) between IBM and IIIT-Delhi. The goal of this project was to investigate the robustness of generative adversarial networks (GANs) against adversarial feedback.

Research Intern, Symantec Research Labs, Pune, India

December, 2013 - May, 2014

Worked on a project on analyzing spear phishing emails using a combination of stylometric and social features.

Intern, IBM India Research Labs, Delhi, India

July, 2011 - November, 2011

Worked on developing ZoRRo, a system and method for preventing information leakage from text documents. We exploited access control policies from databases to identify and redact sensitive information from text documents.

Visiting Researcher, Dublin City University, Dublin, Ireland

May, 2012 - July, 2012

Jan, 2015 - March, 2015

Worked on building a web ontology for violent online political extremism and radicalization as part of VOX Pol.

Publications

Kaushal, R., Chandok, S., Jain P., Dewan, P., Gupta, N., and Kumaraguru, P.
Nudging Nemo: Helping Users Control Linkability across Social Networks.
9th International Conference on Social Informatics (SocInfo), 2017 (Short paper).
Author's version

Dewan, P., Bagroy, S., and Kumaraguru, P.
Hiding in Plain Sight: The Anatomy of Malicious Pages on Facebook.
Book chapter, Lecture Notes in Social Networks, Springer 2017 (To appear)
Author's version

Dewan, P., Suri, A., Bharadhwaj, V., Mithal, A., and Kumaraguru, P.
Towards Understanding Crisis Events On Online Social Networks Through Pictures.
IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining (ASONAM), 2017.
Acceptance rate: 19%
Author's version

Dewan, P., and Kumaraguru, P.
Facebook Inspector (FbI): Towards Automatic Real Time Detection of Malicious Content on Facebook.
Social Network Analysis and Mining Journal (SNAM), 2017. Volume 7, Issue 1.
Author's version
The final publication is available at link.springer.com

Dewan, P., Bagroy, S., and Kumaraguru, P.
Hiding in Plain Sight: Characterizing and Detecting Malicious Facebook Pages.
IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining (ASONAM), 2016 (Short paper)
Acceptance rate (Short papers + Full papers): 26%
Author's version

Dewan, P., and Kumaraguru, P.
Towards Automatic Real Time Identification of Malicious Posts on Facebook.
Thirteenth Annual Conference on Privacy, Security and Trust (PST), 2015
Author's version

Deshpande, P., Joshi, S., Dewan, P., Murthy, K., Mohania, M., Agrawal, S.
The Mask of ZoRRo: preventing information leakage from documents.
Knowledge and Information Systems Journal, 2014
Published version (PDF)

Dewan, P., Kashyap, A., and Kumaraguru, P.
Analyzing Social and Stylometric Features to Identify Spear phishing Emails.
APWG eCrime Research Symposium (eCRS), 2014
Author's version (PDF)

Mittal, S., Gupta, N., Dewan, P., Kumaraguru, P.
Pinned it! A large scale study of the Pinterest network.
1st ACM IKDD Conference on Data Sciences (CoDS), 2014
Acceptance rate: 15%
Author's version (PDF)

Dewan, P., Gupta, M., Goyal, K., and Kumaraguru, P.
MultiOSN: Realtime Monitoring of Real World Events on Multiple Online Social Media
IBM ICARE 2013
Acceptance rate: 26%
Author's version (PDF) | Poster (JPG)

Magalhães, T., Dewan, P., Kumaraguru, P., Melo-Minardi, R., and Almeida, V.
uTrack: Track Yourself! Monitoring Information on Online Social Media.
22nd International World Wide Web Conference (WWW) (2013)
Author's version (PDF) | Poster (PDF) | Slides (PDF)

Conway M., Dewan P., Kumaraguru P., McInerney L.
'White Pride Worldwide': A Meta- analysis of Stormfront.org
Internet, Politics, Policy 2012: Big Data, Big Challenges?, Oxford Internet Institute, University of Oxford.
Link

Selected posters

Dewan, P., and Kumaraguru, P.
The Anatomy of Malicious Facebook Pages.
Security and Privacy Symposium, IIIT Delhi, 2016

Dewan, P., Kashyap, A., and Kumaraguru, P.
Analyzing Social and Stylometric Features to Identify Spear phishing Emails.
Security and Privacy Symposium, IIIT Delhi, 2015
Author's version

Dewan, P., and Kumaraguru, P.
Facebook. Because studying events and spammers on Twitter is too mainstream.
Security and Privacy Symposium, IIT Kanpur, 2014
Author's version

Dewan, P., and Kumaraguru, P.
Spam Identification on Facebook during events
2nd ACM Conference on Online Social Networks (COSN), 2014
Author's version

Dewan, P., Sachdeva, N., Gupta, M., and Kumaraguru, P.
ChaMAILeon: Usable email sharing like never before!
Security and Privacy Symposium, IIT Kanpur, 2013

Technical Reports

Dewan, P., and Kumaraguru, P.
Detecting Malicious Content on Facebook
Technical Report arXiv:1501.00802.

Dewan, P.
A Survey on Identification and Analysis of Poor Quality Content on Facebook.
Comprehensive Survey Report | Slides (PDF)

Dewan, P., and Kumaraguru, P.
It Doesn't Break Just on Twitter. Characterizing Facebook content During Real World Events.
Technical Report arXiv:1405.4820.

Mittal, S., Gupta, N., Dewan, P., and Kumaraguru, P.
The Pin-Bang Theory: Discovering the Pinterest World.
Technical Report arXiv:1307.4952v1.

Dewan, P., Gupta, M., Goyal, K., and Kumaraguru, P.
MultiOSN: Monitoring Multiple Online Social Networks During Real-World Events.
Technical report, Precog-TR-13-001.

Dewan, P., Sachdeva, N., Kumaraguru, P.
ChaMAILeon: Exploring the Usability of a Privacy Preserving Email Sharing System
Technical report arXiv:1306.0195

Dewan, P., Gupta, M., and Kumaraguru, P.
ChaMAILeon: Simplified Email Sharing Like Never Before.
Technical report IIITD-TR-2012-003

News, media, articles

Awards and Honours

Awarded the NIXI Travel fellowship from National Internet Exchange of India (NIXI) for 2014.

Ph.D funded by research grants from Government of India. 2012 - 2015

Funded by IBM during M. Tech., 2011

GATE Scholarship, Ministry of Human Resources Development (MHRD), Government of India. 2010 - 2012

Activities

Conducted a hands-on session on "Online Social Networks - A developer's perspective" at Indira Gandhi Delhi Technological University for Women (IGDTUW), New Delhi, June, 2016

Conducted a tutorial at "Online Social Media Hackathon" as part of Innerve, annual tech. fest at Indira Gandhi Delhi Technological University for Women (IGDTUW), New Delhi, April, 2016

Reviewer, Transactions of Behaviour & Information Technology (TBIT) (Journal), 2016

Reviewer, IEEE Ninth International Conference on Contemporary Computing (IC3), 2016

Additional reviewer, 2nd International Workshop on Privacy and Security in Online Social Media (PSOSM), Co-located with 22nd International World Wide Web Conference (WWW), 2013

Served on the IT committee at IIIT-Delhi, November 2012 to December 2013

Technologies

Facebook Inspector (FbI): Browser plug-in for automatic real-time detection of malicious Facebook posts.
Firefox version
Chrome

Teaching

Teaching assistant for Designing Human-Centered Systems (DHCS), Spring 2016

Teaching assistant for Privacy and Security in Online Social Media (PSOSM), Fall 2015

Teaching assistant for Advanced Algorithms course, Fall 2012

Teaching assistant for Probability and Statistics course, Spring 2012

Teaching assistant for Computer Organization course, Fall 2011

Blog entries

Social Connections