Today’s 2-Minute UK AI Brief
28 February 2026
UK AI — A daily summary of AI news most relevant to the UK.
In brief — Security researchers have identified a new backdoor linked to suspected North Korean intruders targeting US healthcare and education sectors.
Why it matters
- The backdoor represents a significant threat to sensitive information within critical infrastructure.
- Ongoing cyberattacks from state-sponsored actors highlight vulnerabilities in the US cybersecurity framework.
- Awareness of such threats is crucial for organizations to enhance their defensive measures.
Explainer
Sources: go.theregister.com bbc.com go.theregister.com bbc.com
In brief — Doug Gurr has been confirmed as the new permanent Chair of the Competition and Markets Authority (CMA).
Why it matters
- Gurr's leadership may influence regulatory approaches affecting competition and market practices in the UK.
- The CMA plays a crucial role in overseeing business practices, which impacts consumer rights and market fairness.
- His appointment follows an open competition, indicating a commitment to transparency in governance.
Explainer
Sources: gov.uk gov.uk gov.uk gov.uk
In brief — OpenAI has secured a deal with the Defense Department to deploy its AI models, while President Trump has ordered federal agencies to cease using Anthropic's services amid a dispute with the Pentagon.
Why it matters
- OpenAI's agreement emphasizes safety principles regarding surveillance and military use of AI.
- The conflict over Anthropic's software could disrupt its relationships with federal agencies and tech partners.
- This situation highlights the growing tensions between AI companies and government regulations regarding technology use.
Explainer
Sources: engadget.com theverge.com go.theregister.com technologyreview.com
In brief — Anthropic has refused a Pentagon demand to remove AI safety checks, risking a $200 million contract.
Why it matters
- The Pentagon's demand could set a precedent for military access to AI technologies.
- Anthropic's stance highlights ongoing tensions between AI safety and military interests.
- This situation reflects broader concerns about the ethical implications of AI in defense.
Explainer
Sources: go.theregister.com bbc.com theguardian.com go.theregister.com
In brief — OpenAI has terminated an employee for using confidential information to engage in prediction market trades, violating company policy.
Why it matters
- This incident highlights the importance of compliance and ethical standards in AI organizations.
- It raises concerns about data security and the potential misuse of sensitive information.
- OpenAI's action may set a precedent for how tech companies enforce internal policies regarding confidential data.
Explainer
Sources: techcrunch.com engadget.com go.theregister.com theverge.com
In brief — OpenAI's Codex AI coding assistant has seen a significant increase in usage, with weekly active users tripling since the start of the year.
Why it matters
- The growth indicates rising reliance on AI tools in software development.
- OpenAI's recent model releases and app launch have contributed to this surge.
- Increased usage of Codex may enhance productivity for developers and businesses.
Explainer
Sources: engadget.com fastcompany.com theverge.com engadget.com
In brief — Generate Biomedicines has raised $400 million through an IPO to advance its AI-designed drug for severe asthma.
Why it matters
- The funding will support pivotal tests for a new asthma treatment, potentially changing patient care.
- The drug leverages AI and machine learning to create proteins, showcasing innovative applications of technology in medicine.
- This IPO reflects growing investor interest in biotech companies utilizing AI for drug development.
Explainer
Sources: medcitynews.com healthcareitnews.com medcitynews.com healthcareitnews.com
In brief — On February 28, 1993, the first version of the popular web browser Mosaic was released, marking a significant milestone in internet history.
Why it matters
- Mosaic played a crucial role in popularizing the World Wide Web, making it accessible to a broader audience.
- It introduced a user-friendly graphical interface, which set the standard for future web browsers.
- The development of Mosaic laid the groundwork for the explosive growth of the internet in the 1990s.
Explainer
Sources: