Post on 22-May-2022
Privacy and Security in Online Social Media
Course on NPTELWeek 1.2
Ponnurangam Kumaraguru (“PK”)
Full Professor
ACM Distinguished Speaker
fb/ponnurangam.kumaraguru, @ponguru
Overview of OSM
2
3
4
OSM Penetration in India
5
6
4 / 5 V’s of Online Social Media
7
V
8
9
10
11
Terminology
⚫Tweet
⚫Retweet
⚫Mention
⚫Like
⚫Hashtag
⚫Replies
12
v/s
Private Public
Bidirectional Links Unidirectional Links
5000 Characters 140 Characters
Like Retweet / Favorite
13
YouTube
14
15
16
Foursquare
17
Google+
18
Periscope
19
https://www.periscope.tv/
Periscope
20
Tinder
21
22
Perceptions!
23