Facebook also faces ban in Kenya over ethnic-based hate speech
US authorities fined Twitter $150 million (£119 million) for misusing users' data in order to help sell targeted ads.
While the overall result was good, changes to social media advertising and a new investment in alternate realities pulled profits down
Consent pop-ups not sufficiently clear, IAB Europe fined, and adtech firms including Google, Amazon and Microsoft must delete data gathered through Transparency and Consent Framework
Snapchat is estimated to have lost the maximum amount of revenue as a percentage of its business
The regulator is reviewing last year's acquisition and could force Facebook to unwind the $400 million deal
French antitrust regulator found in its probe that Google had abused its power in the complex online advertising market
Campaigners claim that Google keeps non-GDPR compliant files on internet users' ethnicity, health, ethnicity and sexual orientation
Google to make publishers responsible for obtaining consent for third-party websites and apps that rely on Google tech for ads
Huawei encouraged fans to promote Mate 10 Pro smartphone in retailers' reviews - before it was even out