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#Privacy #Security #SocialMedia
#Fake #Shadow #Profiles #Bots
@pongurupkatiiitd /in/ponguru Ponnurangam.kumaraguru
FDP on Big Data Computing
Nov 23 โ€“ 28, 2020
IIIT Una
Ponnurangam Kumaraguru (โ€œPKโ€)
#ProfGiri CS, #DeanGiri Student Affairs, IIIT Delhi
ACM India Council Member
TEDx & ACM Distinguished Speaker
2
3
https://onlinecourses.nptel.ac.in/noc21_cs28/preview
4
http://reports-archive.adm.cs.cmu.edu/anon/isr2009/CMU-ISR-09-106.pdf
5
6
#LokSabhaElections2019
7
Data
โ€“ Political / Verified handles snapshots
โ€“ Hashtags
8
Twitter removes โ€œsuspect usersโ€
9
Inorganic drop of followers @KirenRijiju, 124K
10
Other accounts
โ€“ @narendramodi 100K
โ€“ @byadavbjp 81K
โ€“ @ianuragthakur 20K
โ€“ @RahulGandhi 10K
โ€“ For more look at
http://labs.precog.iiitd.edu.in/elections-2019
11
Voter Surveillance
12
Twitch, Chatbots
13
โ€“ focuses on video game live
streaming
โ€“ broadcasts of eSports
competitions
โ€“ music broadcasts
โ€“ creative content
โ€“ more recently, "in real life"
streams
โ€“ 2.2 million broadcasters
monthly, 15 million daily
active users, a million
average concurrent users
[May 2018]
Live Stream
14
Tools for chatbots
15
Genuine / Bot
16
Approach
17
Data
18
โ€“ 439,650 messages
โ€“ 168 streamers
โ€“ 8,885 chatters
Observations
19
โ€“ Chatbots tend to post more messages than
genuine users, with most chatbots posting
messages with similar frequency
โ€“ Chatbotted streams have a higher IMD than
genuine streams. Chatbots have a consistent
IMD showing that they are automated
โ€“ Chatbotsโ€™ message distribution is more
spread out, and on average, they post
consistently throughout the stream
https://github.com/precog-iiitd/Sherlock
20
Motivation
Whatโ€™s the real worth of
Online profiles of brands,
influencers and celebrities?
Follower blackmarkets are
helping bots thrive
Other social platforms are
also affected
21
https://www.freefollowers.io/
22
http://plusfollower.info/
23
http://precog.iiitd.edu.in/pubs/follower-count-fallacy-acmsac-2018.pdf
24
https://reviewmeta.com/
25
26
https://like4like.com/
27
http://precog.iiitd.edu.in/pubs/fake-likes-instagram-websci18.pdf
28
Harvard (1839) โ€“ Harvard โ€“ Harvard โ€“ Harvard โ€“ MIT โ€“ Northwestern โ€“
UIUC โ€“ WUSL โ€“ CMU (2009) โ€“ IIITD (April 25, 2019)
29
Shadow profiles
30
31
32
33
34
http://precog.iiitd.edu.in/Publications_files/aa-spyingextensions.pdf
35
http://precog.iiitd.edu.in/Publications_files/Vaibhav_Garg_Masters_Thesis.pdf
36
http://precog.iiitd.edu.in/
Takeaways
โ€“ Security and Privacy is there to stayโ€ฆ
โ€“ No dearth of problems to studyโ€ฆ
โ€“ Will be happy to discuss anything furtherโ€ฆ
โ€“ If any students / faculty are working anything
close or is of interest to our work, will be
happy to chat more
โ€“ Happy to host you (faculty, Ph.D. scholars,
UG / PG students)โ€ฆ
37
pkatiiitd
Ponnurangam.kumaraguru
/in/ponguru
ponguru
pk@iiitd.ac.in
http://precog.iiitd.edu.in

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