It's right here: https://netflixtechblog.com/machine-learning-for-fraud-detection-in-streaming-services-b0b4ef3be3f6 https://netflixtechblog.com/machine-learni

It's right here: https://netflixtechblog.com/machine-learning-for-fraud-detection-in-streaming-services-b0b4ef3be3f6 https://netflixtechblog.com/machine-learning-for-fraud-detec... They define any type of sharing as "Account Fraud and abuse of Terms of Service" <-- However, some restrictions are in place, such as the number of active devices, the number of streams, and the number of downloaded titles. Many users across many platforms make for a uniquely large attack surface that includes content fraud, account fraud, and abuse of terms of service. Detection of fraud and abuse at scale and in real-time is highly challenging. -->