Download presentation
Presentation is loading. Please wait.
Published byAdam Gibson Modified over 9 years ago
1
Privacy in Social Networks
2
Facebook Background Biggest social network with 1 billion users Most information defaults to public
3
Evolution of Privacy on Facebook
8
Frictionless Sharing
9
Take this Lollipop http://www.takethislollipop.com/
10
Pinterest Social Image Bookmarking Users curate collections of images on “boards” Experienced very fast growth 1 million unique users in January 2011 12 million unique users in January 2012
12
FourSquare Location-based services and sharing Lets you “checkin” at stores, offices, monuments, airports, your girlfriend’s house, etc. Example of larger location-sharing movement in social media Facebook, Twitter allow checkins now
13
Checkins and Data
18
Twitter Background Microblogging service Accessible over the web or mobile devices Users post 140-character “tweets” Follow the tweets of others 200 million active users About 40% only read content (no posts)
19
Please Rob Me
21
Profiling People and Relationships What are more advanced ways to use social media data? Understanding “hidden” traits of people and their relationships
22
What we can find out Using information from Facebook or Twitter, researchers can accurately guess your Age Race Gender Sexual Orientation Socioeconomic Status Drug and alcohol use Religion and more
23
Results from one Study Michal Kosinski, David Stillwell, and Thore Graepel. 2013. Private traits and attributes are predictable from digital records of human behavior. Proceedings of the National Academies of Sciences.
24
Take-away message People share vast amounts of information about themselves, their relationships, and their activities online Using social media profiles, we can Gain interesting insights about what people say and do Compute information about people and their relationships
Similar presentations
© 2025 SlidePlayer.com. Inc.
All rights reserved.