The Ministry of Defence (MoD) has for the first time paid bounties to hackers for finding vulnerabilities in its computer networks before they could be exploited by the UK's adversaries.
Shares in China's biggest online gaming companies slumped after state media branded their products "spiritual opium" and compared them to "electronic drugs".
Fewer contacts of people with coronavirus will be told to isolate by the NHS COVID-19 app after an update.
Professional footballers are at an increased risk of developing dementia depending on the length of their careers and their playing position, according to a landmark study.
Video-conferencing company Zoom, which became a household name during the coronavirus pandemic, has reached an $85m (£61m) settlement in the US.