Huawei's chairman said Tuesday that the United States has "no evidence" that its equipment to build next-generation 5G wireless networks could be used as a vehicle for Chinese spy operations.

Handset makers are racing to launch their first smartphones with folding screens but analysts warn the technology is still too rudimentary -- and expensive -- to woo consumers in large numbers for now. 

The telecoms industry is gearing up for 5G, the next generation wireless networks which could enable new technologies such as self-driving cars and robot surgeons. But it may be raising expectations too early.

Chinese telecoms giant Huawei on Sunday unveiled a phone with a folding screen, just four days after rival Samsung became the first major handset maker to offer the feature.

Google-owned YouTube said Thursday it was taking action to close a loophole that enabled users to share comments and links on child pornography over the video-sharing service.

The response came after a YouTube creator this week revealed what he called a "wormhole" that allowed comments and connections on child porn alongside innocuous videos.

Samsung on Wednesday unveiled its first folding handset as part of an effort to rev up demand in the slumping smartphone sector.

A scathing British parliamentary report on Monday branded Facebook "digital gangsters" who failed to fight the spread of fake news and violated data privacy.

Pakistani authorities Wednesday vowed to carry out a "massive" crackdown targeting hate speech and extremism on social media, as a minister boasted arrests have already been made. 

A French court has ordered Google to remove "abusive" clauses from the service conditions it requires consumers to accept to the internet giant's services, a consumer group said Wednesday.

Canada's public broadcaster said Tuesday it found in a trove of Twitter messages evidence of possible foreign actors trying to sow divisions between Canadians on pipelines, migrants and other hot-button issues.