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Cyber security news, as it breaks.
Updated 115 stories in 24 hours
How attackers use AI, how AI is attacked, and how defenders use it.
26stories this week
1today
the last seven days
Most fromSecurityWeek, The Hacker News, BleepingComputer, Help Net Security
In the news hereGoogle6Anthropic4OpenAI4Microsoft3APT29 (Cozy Bear)1
Kanishka Narayan, concerned by Australian incident, says British cyber defences could be bypassed by artificial intelligence agent UK politics live – latest updates An AI-driven cyber-attack similar to the OpenAI breach of Australia’s healthcare system is likely, “if not inevitable”, in the UK, according to a senior minister. Kanishka Narayan, the UK AI minister, indicated…
The Guardian
The digital landscape faces a new and complex challenge: the rise of generative AI. While these tools offer incredible potential for innovation, they also provide malicious actors with sophisticated ways to deceive even the most vigilant users.
KnowBe4
If you use an AI assistant to summarize your inbox, hidden instructions could turn a phishing email you wisely ignored into your next to-do item.
Malwarebytes
This week on The Kettle, we discuss some arrests and how Mythos’ mathematical expertise has led to a second exploited bug that no human would have found…
The Register
CyberXero used 51 AI agents to support cyberattacks, stealing 628,000 Ukrainian records, including sensitive data from energy infrastructure. CyberXero is an operation that combines traditional hacking tools with AI agents to carry out cyberattacks. According to SOCRadar researchers, the attackers use the same infrastructure for two different campaigns: one targets WordPress websites and e-commerce platforms…
Security Affairs
Cybersecurity researchers have disclosed details of a two-pronged artificial intelligence (AI)-augmented initial access campaign targeting WordPress sites, e-commerce platforms, and critical infrastructure entities in Ukraine. The activity, which brings together commodity offensive tools like Cobalt Strike with an AI orchestration layer powered by Anthropic’s Claude Code, has been attributed…
The Hacker News
Anthropic on Friday said it’s cutting off live internet access for all its internal evaluations following the discovery of new incidents in which its artificial intelligence (AI) models exhibited misaligned behavior and targeted real websites. The AI company said it identified four broad categories of unintended model actions during evaluations and internal use of Claude…
The Hacker News
Hackers are abusing legitimate Bing search-result redirects as click URLs in Google search ads to direct users to fake Claude installers that deliver ClickFix attacks.
BleepingComputer
The Wikimedia Foundation says AI agents linked to OpenAI made unauthorized edits, tried to exploit online tools, and generated millions of requests that may have contributed to a service outage. AI agents are supposed to help people accomplish tasks online. But what happens when they start behaving like hackers? Wikipedia’s operator says it has discovered…
Bitdefender
CrowdStrike analyzes open directories left by an attacker who used the ARTEX AI pentest tool and LLMs to breach South Korean financial firms. CrowdStrike published a research on a campaign against South Korean financial organizations that ran from late September to early October 2026 and ended with stolen data. The attacker left their working notes…
Security Affairs
Cybersecurity researchers have disclosed details of a targeted campaign aimed at South Korean financial organizations that used an artificial intelligence (AI) pen testing tool named ARTEX to carry out the attacks. The activity, per CrowdStrike Intelligence, was active from late September to early October 2026, and resulted in data exfiltration. “In this activity, the threat…
The Hacker News
Microsoft will soon introduce support for third-party deepfake detection solutions and impersonation protection in Teams meetings.
BleepingComputer