US Internet giant Yahoo said it was expanding its online offerings, unveiling 18 new video series with which it hopes to attract a larger audience and advertisers.
The so-called 'right to be forgotten', which allows individuals to have information, videos or photographs that infringe on their privacy deleted from Internet records, was discussed by Kazakhstan's Majilis.
Facebook said it was reconfiguring its News Feed, in a move aimed at giving people more information about what is happening to "the friends you care about."
Twitter said it was making it easier to take direct messages private, carving out a bigger space for targeted exchanges on the popular microblogging service.
Yahoo told US regulators that it will spend another $2 billion buying back shares as the pioneering US Internet search firm continues an effort to re-invent itself.
German Chancellor Angela Merkel urged closer high-tech cooperation with China as she opened a major IT business fair where the Asian giant is the official partner country.