Explore the challenges and strategies of measuring and combating online abuse in this 27-minute conference talk from USENIX Enigma 2020. Delve into Facebook's approach to fighting spam, phishing, and other forms of internet abuse as David Freeman presents the "Abuse Uncertainty Principle" and discusses various measurement techniques. Learn about user reports, human labeling, and automated labeling methods, and understand their appropriate applications. Discover how effective abuse measurement can drive prioritization and impact analysis in integrity teams. Gain insights into determining background levels of spam and fake accounts, assessing detection system effectiveness, and identifying critical abuse problems. Examine the implications of the Abuse Uncertainty Principle on metric usage and explore strategies for developing reliable metrics to inform key decisions. Apply these tools to evaluate abuse levels in your product, assess prevention effectiveness, and determine areas for future investment. Read more