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Many of the recent supply-chain attacks could have been caught earlier if defenders looked closely at the telemetry GitHub already provides, researchers said. At their Black Hat USA 2026 presentation, researchers Yossi Weizman of Microsoft and Mor Weinber

OpenAI has expanded its Daybreak cybersecurity program and introduced GPT-5.6-Cyber, a specialized model for approved security researchers, as the company warned that AI could give defenders less time to respond to developing threats. Daybreak now has two

A large majority of IT and security leaders are confident in their teams' ability to detect when an AI agent has gone rogue, but few are able to take quick action to mitigate the fallout when an agent exceeds its intended scope. Nine in 10 IT and security

Meet HTTP Terminator, a new AI system that has identified hundreds of websites vulnerable to HTTP request smuggling, hacked them live at scale, and even identified a "genuinely new class" of vulnerability, dubbed "shared-parser confusion." But it didn't d

OpenAI said its upcoming model Astra is showing cybersecurity capabilities that could reach its highest risk category, where a system can autonomously find and exploit vulnerabilities or carry out end-to-end cyberattacks against hardened targets. The comp

Atlassian's enterprise AI assistant Rovo, which is usually connected across sensitive work environments like Slack, Microsoft 365, and Google Workspace, was found vulnerable to data leaks through malicious instructions. At DEF CON 34, researchers from Var

Key takeaways OAuth client ID spoofing defeats detections that key off application name or a known application ID, because the field itself is fabricated, rotated or blank. AADSTS700016 paired with an unrecognized client ID can mean valid credentials, not

Researchers have uncovered an extremely effective attack campaign that involved AI agent skills trojanized to deploy a credential stealer. The incident is part of a growing trend in which attackers are targeting the AI software supply chain by poisoning s

Yet another AI model has escaped from a cybersecurity test lab: This time, it's the Chinese company Moonshot's Kimi K3 model on the run. Frontier Security spotted that Kimi K3 had found a loophole in the UK AI Safety Institute's test environment for AI mo