INFORMATION REVELATION AND PRIVACY IN ONLINE
SOCIAL NETWORKS (THE FACEBOOK CASE)
Rachid Hamcha2537953
IMM
STRUCTURE
• Introduction
• Information Revelation And On- Line Social Networking
• The Facebook.com
• Privacy implications
• Conclusions
INTRODUCTION
• Evolution of online networking
INFORMATION REVELATION AND ON- LINE SOCIAL NETWORKING
• Social Network Theory and Privacy
• Privacy Implications
THE FACEBOOK.COM
• CMU 4540 profiles
THE FACEBOOK.COM
• Types and Amount of Information Disclosed• 90.8% ->image• 87.8% ->reveal their birth date• 39.9% list a phone number• Summer Job and political preference very low
THE FACEBOOK.COM
• Data Validity and Data Identifiability • Profile Names • Identifiability of Images on Profile • Friends Networks
THE FACEBOOK.COM
• Data Visibility and Privacy Preferences • Profile Searchability • Profile Visibility • Facebook Data Access
PRIVACY IMPLICATIONS
• Stalking • Building a Digital Dossier • Fragile Privacy Protection
• Fake Email Address • Manipulating Users • Advanced Search Features
CONCLUSIONS
• Large amounts of personal information in an online social network• Unconcerned to privacy risks• Limiting privacy preferences are hardly used• Only a small number of members change the default privacy settings• Based on the information they provide online, users expose themselves to
various physical and cyber risks