Square bounced back in its stock market debut Thursday after the once-hot mobile payments service slashed the price of its initial public offering to get the deal done.
The instant messaging app Telegram, created by Russian Internet guru Pavel Durov, says it has blocked dozens of accounts associated with the jihadist Islamic State group.
Google plans to ramp up security at its free email service by letting users know when messages arrive via unencrypted connections that could be prone to snooping or tampering.
Facebook users in France were able to send vanishing missives with its smartphone Messenger application, ramping up the challenge to Snapchat.
People use their smartphones for an average of five hours a day – about a third of the time they are awake – and check the about 85 times a day, research suggests.
Authorities in five European countries said Thursday they had staged a coordinated swoop on suspected users of spy malware that gives remote access to other people's smartphones.
Slack Technologies CEO Stewart Butterfield has a theory about why Albert Einstein achieved mainstream popularity while a fellow genius, Austrian mathematician Kurt Godel, didn't.
Rio de Janeiro's state police force has banned officers' use of smartphones on the job, saying instant messaging services and social media on the beat threatens security.
Disappearing messaging platform Snapchat is winding down its own channel for original content called Snap Channel, with layoffs potentially affecting about a dozen people, although they could be rehired in other roles.
Google is set to invest in secure messaging start up Symphony, primarily used by major financial entities and valued at $650 million, the Wall Street Journal said Tuesday.