https://www.theguardian.com/technology/2018/jun/13/apple-facebook-privacy-data-harvesting-onavo-app-store > Rules appear to target services like Onavo Protect, which claims to protect user data even as it feeds information to Facebook > Apple has updated its rules to restrict app developers’ ability to harvest data from mobile phones, which could be bad news for a Facebook-owned data security app called Onavo Protect.