A Security Analysis of the Facebook Ad Library

Explore a comprehensive security analysis of Facebook's U.S. Ad Library in this 17-minute IEEE conference talk. Delve into methodologies for detecting weaknesses in political advertising transparency, including ways malicious advertisers can avoid accurate disclosure. Learn about a proposed clustering-based method for identifying undeclared coordinated activity, which uncovered 16 clusters of likely inauthentic communities spending over $4 million on political ads. Gain insights into the potential of transparency as a tool for combating disinformation and discover recommendations for improving advertising transparency security on Facebook and other platforms.

Introduction
Motivation
Data Collection
Disclosure String Accuracy
Un disclosed coordinated activity
Case studies
Conclusion