Hollywood star’s claim ChatGPT update used an imitation of her voice highlights tensions over rapidly accelerating technology

When OpenAI’s new voice assistant said it was “doing fantastic” in a launch demo this month, Scarlett Johansson was not.

The Hollywood star said she was “shocked, angered and in disbelief” that the updated version of ChatGPT, which can listen to spoken prompts and respond verbally, had a voice “eerily similar” to hers.

Commons education committee chair says online world poses serious dangers and parents face uphill struggle

MPs have urged the next government to consider a total ban on smartphones for under 16-year-olds and a statutory ban on mobile phone use in schools as part of a crackdown on screen time for children.

Members of the House of Commons education committee made the recommendations in a report into the impact of screen time on education and wellbeing, which also called on ministers to raise the threshold for opening a social media account to 16.

Ciaran Martin says US warning that China is targeting key infrastructure should be taken more seriously

The UK is not paying enough attention to a “gamechanging” shift in China’s cyber-espionage tactics towards infiltrating critical infrastructure including energy and communications networks, a former head of Britain’s cybersecurity agency has warned.

Ciaran Martin, the ex-chief executive of the National Cyber Security Centre, said a warning from the US this year that Chinese state-backed hackers were targeting key sectors was a pivotal moment in Beijing’s approach to cyberwarfare.

Governments have made insufficient regulatory progress, ‘godfathers’ of the technology say before summit

The world is ill-prepared for breakthroughs in artificial intelligence, according to a group of senior experts including two “godfathers” of AI, who warn that governments have made insufficient progress in regulating the technology.

A shift by tech companies to autonomous systems could “massively amplify” AI’s impact and governments need safety regimes that trigger regulatory action if products reach certain levels of ability, said the group.

All five systems tested were found to be ‘highly vulnerable’ to attempts to elicit harmful responses

Guardrails to prevent artificial intelligence models behind chatbots from issuing illegal, toxic or explicit responses can be bypassed with simple techniques, UK government researchers have found.

The UK’s AI Safety Institute (AISI) said systems it had tested were “highly vulnerable” to jailbreaks, a term for text prompts designed to elicit a response that a model is supposedly trained to avoid issuing.

Jan Leike, a key safety researcher at firm behind ChatGPT, quit days after launch of its latest AI model, GPT-4o

A former senior employee at OpenAI has said the company behind ChatGPT is prioritising “shiny products” over safety, revealing that he quit after a disagreement over key aims reached “breaking point”.

Jan Leike was a key safety researcher at OpenAI as its co-head of superalignment, ensuring that powerful artificial intelligence systems adhered to human values and aims. His intervention comes before a global artificial intelligence summit in Seoul next week, where politicians, experts and tech executives will discuss oversight of the technology.