Chat and messaging apps

Facebook hit with class action lawsuit over collection of texts and call logs

Plaintiffs claim social network’s ‘scraping’ of information including call recipients and duration violates privacy and competition law

? them or ? them, emojis make our messages feel more like us

They’re easy to mock until you use them, but they’re a staple of millennial identity with a power to express tone – and proof of why representation matters

Facebook Messenger’s hidden football game is strangely addictive

Easter egg which coincides with Euro 2016 and Copa América is Facebook’s latest ploy to turn Messenger into another billion-user platform for the social network

Beyond email: could startup Slack change the way you work?

Two million people are already using Slack to chat, send emojis and encourage creativity at work. Nasa and Harvard are on board – will your company be next?

Facebook, Google and WhatsApp plan to increase encryption of user data

Spurred on by Apple’s battles against the FBI, some of tech’s biggest names are to expand encryption of user data in their services, the Guardian can reveal