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Data and computer security | The Guardian

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Cyber-attack similar to OpenAI Medicare breach seems likely in UK, says minister

Kanishka Narayan, concerned by Australian incident, says British cyber defences could be bypassed by artificial intelligence agentUK politics live ...
Posted on 12 October 2026 | 1:52 pm

‘You have a meeting’: the calendar phishing scam growing exponentially

Appointment or renewal reminder appears in victims’ calendar to lure them into logging in to fake Google, Microsoft or PayPal pageYou’re preparing ...
Posted on 11 October 2026 | 6:00 am

OpenAI came to Australia to apologise. It will leave without answering these key questions | Toby Walsh

We don’t accept drugs killing a few people because they cure most patients. Or a few planes crashing because most land safely. AI should be no diff...
Posted on 7 October 2026 | 1:00 am

Asos warns customer data may be compromised after ‘unauthorised’ app access

Shares in fashion company fall nearly 10% after its app systems are accessed by ‘unidentified third party’Asos is investigating unauthorised access...
Posted on 6 October 2026 | 5:44 pm

OpenAI safety leader quits, warning AI company’s culture is ‘broken’

David Robinson joins other insiders in urging industry to take more care over rapidly developing technologyA safety leader at OpenAI has quit the c...
Posted on 4 October 2026 | 7:48 am

As AI models go rogue, do you still trust OpenAI and Anthropic to stop them? I don’t and neither should you | Chris Stokel-Walker

The need for independent regulation grows more obvious by the day. We must keep this tech in check before it’s too lateOpenAI scraps release of new...
Posted on 29 September 2026 | 5:00 am

Nick Clegg plays down fears ‘godlike’ AI could exterminate humanity

Former deputy PM now involved in tech industry says many within sector are ‘winding themselves up into a lather’Nick Clegg has dismissed fears over...
Posted on 24 September 2026 | 9:19 am

Sensitive UK police data vulnerable to ‘compromise’ by US government and foreign actors

Exclusive: Official UK security assessment found Microsoft cloud platform storing files was at potential risk from hostile hackersVast troves of hi...
Posted on 18 September 2026 | 5:00 pm

OpenAI ‘ethically hacked’ with help of Anthropic’s Claude chatbot

US cybersecurity researchers who conducted hack say ‘scope of what we could theoretically access was huge’Cybersecurity researchers have hacked int...
Posted on 18 September 2026 | 11:20 am

OpenAI reveals cases of ‘concerning’ AI behaviour as it announces new disclosure system

Model adopting ‘jailbreak-like instructions’ among six more cases as firm reveals framework for tracking AI misalignmentOpenAI has disclosed six mo...
Posted on 17 September 2026 | 1:33 pm

OpenAI not on track to reduce risk of ‘catastrophic’ loss of control, says board member

US government adviser Paul Christiano warns of risks to AI industry as he joins OpenAI’s non-profit foundationOpenAI is not on track to reduce the ...
Posted on 10 September 2026 | 12:23 pm

UK’s state investments agency hit by data breach

Security lapse leaves sensitive information and contact details of 51 government officials exposed for 40 hoursThe public body in charge of the UK’...
Posted on 2 August 2026 | 6:00 am

Hackers steal sensitive data from UK Department for Education and police

Details of parents and staff, including email addresses and phone numbers, are among data taken by cybercriminalsThe Department for Education and a...
Posted on 29 July 2026 | 7:10 pm

Personal and banking details among customer data stolen in Origin Energy hack

Hackers access Australian customers’ names, addresses, dates of birth, phone numbers and some bank account details, company saysFollow our Australi...
Posted on 23 July 2026 | 9:55 am

‘Keys to the kingdom’: hackers who gained access to heart of London transport network jailed

Thalha Jubair, 20, and Owen Flowers, 19, sentenced to five and a half years each for cyber-attack that cost Transport for London £39mThe data of mi...
Posted on 16 July 2026 | 12:01 pm

Australian patients’ medical records could be sold on dark web after clinics’ data breach

‘Malicious actor’ obtains sensitive data including Medicare numbers, treatment details and pathology results in cyber-attack on Partnered HealthFol...
Posted on 16 July 2026 | 5:46 am

AI models capable of devastating attacks on governments and business months away, rare Five Eyes statement warns

Signal agencies in Australia, the US, the UK, New Zealand and Canada sound alarm after Trump blocks foreign nationals from Anthropic’s Fable AI mod...
Posted on 22 June 2026 | 1:00 pm

Readers reply: Experts say we should use passkeys, but can a smartphone pin really be safer than a password?

The long-running series in which readers answer other readers’ questions on subjects ranging from trivial flights of fancy to profound scientific a...
Posted on 14 June 2026 | 1:00 pm

Spyware firm targeted WhatsApp users in defiance of US court order, Meta says

Tech company says it ‘caught and disrupted’ NSO Group’s attempts to access accounts in Jordan and Lebanon A spyware firm has been targeting WhatsA...
Posted on 9 June 2026 | 4:20 pm

Report ‘phone hack’ to police or I will do it for you, Labour chair tells Farage

Anna Turley gives Reform leader 24 hours to report Russian hacking claim in ‘public and national interest’The Labour chair has given Nigel Farage 2...
Posted on 27 May 2026 | 9:00 pm