Apple on Tuesday played to its strengths with powerful new iPhone and iPad models able to serve as stages for its new game and television services.

With a new electric car and range sporting a spruced-up logo, German car giant Volkswagen enters the Frankfurt IAA car show hoping bets worth tens of billions of euros will pay off.

A coalition of US states unveiled on Friday an antitrust investigation of Facebook, the first of what is expected to be a wave of action against dominant technology firms.

Facebook rolled out its online dating service for the United States on Thursday, a move taking on rivals such as smartphone app Tinder.

Phone numbers linked to more than 400 million Facebook accounts were listed online in the latest privacy lapse for the social media giant, U.S. media reported.

Beleaguered Chinese telecom giant Huawei on Tuesday denied accusations reported in the Wall Street Journal that it stole technology from a Portuguese inventor, accusing him of "taking advantage of the current geopolitical situation." 

Chinese face-swapping app that allows users to convincingly superimpose their own likeness over characters in movies or TV shows has rapidly become one of the country's most downloaded apps, but has triggered a backlash over privacy fears. 

Released on Friday, the Zao app went viral as Chinese users pounced on the chance to see themselves act out scenes from well-known movies using "deepfake" technology, which has already prompted concerns elsewhere over potential misuse.

Google will pay $150-200 million to settle allegations YouTube violated a children's privacy law while gathering data to better target its adverts, US media reports said Friday.

The US Federal Trade Commission agreed the amount of the settlement against YouTube parent Google, which if approved by the Justice Department would be the largest settlement in a case involving children's privacy, the New York Times reported.

Google security experts uncovered an "indiscriminate" hacking operation that targeted iPhones over a period of at least two years and used websites to implant malicious software to access photos, user locations and other data.

Israel's army has opened social media accounts in Farsi in a bid to reach out to the people of Iran, the military said on Twitter Wednesday.