Samples of ads misclassified by Facebook
Researchers from imec-DistriNet, KU Leuven and NYU Cybersecurity for Democracy collected these ads as part of their research for “An Audit of Facebook’s Political Ad Policy Enforcement,” a paper to be presented at the 31st USENIX Security Symposium in August 2022. These are samples from a set of 189,000 ads collected between July 2020 and February 2021.
Facebook wrongly labeled these ads as political
Facebook missed these U.S. political ads
Facebook missed these political ads outside the U.S.
Rest of Europe