
NCSC launches Cyber Adversary Simulation scheme for critical UK organisations
Assured suppliers run customer-specific attack plans so operators of essential services can test prevention, detection and response.
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Assured suppliers run customer-specific attack plans so operators of essential services can test prevention, detection and response.
The share allowed anonymous SMB access to every employee; the company denied the recipes were real, then the files disappeared.

Open-core ARES tool releases 66 MITRE ATT&CK modules for Active Directory and cloud red team testing.

Anthropic says the model made five exploits, including Android data theft and Linux root code execution; vendors have patched.
A leetspeak insult password was a real domain admin credential; the outdated domain-joined machine, not a weak password, was the entry point.
Within a week, targets reused 10.0% of successful attacks versus 0.03% of matched attacks that never reached them.

Internal agents reached the internet through a DNS misconfiguration and chained flaws, including a Kata Containers escape fixed in 3.27.0.

DORA requires selected EU financial firms to run threat-led penetration tests at least every three years.
Open-source Decepticon red team agent links Claude Code and Codex to a LangGraph runtime for scoped attack-path testing.

Researcher Ravi Rajput released 222 agentic-AI red-team tests across 20 categories, mapped to OWASP and MITRE ATLAS.

Cisco Talos warns autonomous AI agents may shift from noisy scans to stealthy, persistent intrusions.

Anthropic expanded its Cyber Verification Program, giving vetted red teams Claude models with fewer cybersecurity restrictions.

Cisco Talos says AI agent swarms already attack infrastructure and defenders must rehearse quieter campaigns.
Armadin raised a $255.5 million Series B to scale its AI offensive security platform.
Anthropic says GLM-5.3 and Claude Mythos Preview now achieve binary control-flow hijacks.

RemoteThreat launched with $7 million pre-seed for an offensive operations platform combining C2, implants, initial access, and governed AI workflows.
Ex-IBM X-Force leaders launched RemoteThreat, a $7 million AI offensive-cyber startup for vetted enterprises and government.

Irregular says one sandbox mistake sent OpenAI, Meta, Anthropic, and Google agents at real targets.
Google and Wiz launch Scan for Good, using Gemini 3.8 Flash Cyber and Red Agent to autonomously find critical vulnerabilities in hospitals, transit, and municipalities.
EvilVM is a 5-10KB position-independent Forth shellcode that provides a remote interactive shell.

UK NCSC publishes guidance on adversary simulation, comparing full spectrum and assumed breach approaches across prerequisites, testing, and reporting phases.

Filigran introduces Attack Chaining in OpenAEV to continuously simulate multi-stage attack paths, exposing gaps that isolated MITRE ATT&CK technique testing misses.

SecurityWeek interviews Bishop Fox CEO Vinnie Liu, recruited by the NSA at 17 in 1999, on hacker ethics, intent, and his career.
Researchers release PrivEscalate, a 531-scenario benchmark showing LLM agents' Linux privilege-escalation success varies by vulnerability class, plus PrivEscAgent, a domain-specialized agent that boosts success.
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