What should be done with Facebook – break it up, or regulate it?

A consensus says that something must be done with the all-powerful tech platforms. But how far do governments go?

‘It might work too well’: the dark art of political advertising online

Digital campaigns have evolved from banner ads 20 years ago to Cambridge Analytica harvesting our Facebook data. Has the rise of micro-targeting become a threat to democracy?

Twitter a ‘particular challenge’ for plans for online pornography age checks

Thinktank that helped ministers draft rules to verify ages says it is unlikely site would be blocked

Social networks may have to reveal how they target users with ads

Information commissioner calls for more transparency over how individuals’ data is used for political ends

WhatsApp: inside the secret world of group chat

When WhatsApp launched it quickly became the main messaging service for groups of friends and family.

Have you had your identity stolen online?

Catfishing typically involves perpetrators stealing the online identity of someone else, and creating a profile to lure victims into having a relationship.

How social media saved socialism

Forget the idea that Twitter and Facebook are bad for democracy. Bubbles can be beneficial, and help emerging movements unite against the elites

Inquiry launched into targeting of UK voters through social media

Information commissioner’s investigation to go further than current exploration of practices used in EU referendum

Online justice: why courts should explore emerging digital possibilities

Could courtrooms soon be a thing of the past? We look at countries leading the way in digitising the judiciary

Trash talk: how Twitter is shaping the new politics

A revolution in politics is under way, and it is being fought 140 characters at a time. Gaby Hinsliff reports on how Twitter is fuelling a political race to the bottom