Amid concerns about AI models’ cybersecurity capabilities, OpenAI revealed an improved version of GPT-5.5-Cyber and its “Patch the Planet” initiative to fix open-source software bugs.

‘Enforcement mode’: Australia must take fight to tech giants to make social media ban stick, experts warn
<p>Doubled penalties will have little effect if platforms not held to account for the content they carry, observers say</p><ul><li><p>Get our <a href="https://www.theguardian.com/email-newsletters?CMP=cvau_sfl">breaking news email</a>, <a href="https://app.adjust.com/w4u7jx3">free app</a> or <a href

