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Agent Threat Rules
Agent Threat Rules: Open detection rule format for AI agent security threats

AI agents run inside coding assistants, MCP servers, and multi-agent frameworks, and the access that makes them useful also opens paths to prompt injection, tool poisoning, …

Claude
Anthropic launches Claude Opus 4.8, prepares Mythos-class models for all customers

Anthropic has released Claude Opus 4.8 and outlined plans for broader access to its Mythos-class models, which the company expects to make available to all customers in the …

Claude
Claude now reviews and fixes vulnerabilities as you write code

Anthropic introduced a security-guidance plugin for Claude Code that reviews code changes for common vulnerabilities and helps Claude identify and fix issues during the same …

Anthropic
Anthropic adds 28 security and compliance integrations for Claude

AI tools are becoming part of everyday work in organizations, creating new security and oversight requirements as usage grows. To address that, Anthropic introduced 28 …

WinUI agent plugin
Microsoft’s WinUI agent plugin trims token use by over 70% during development

Microsoft published a plugin on May 13 that lets GitHub Copilot CLI and Claude Code drive the full WinUI 3 development cycle, from project scaffolding through signed MSIX …

Claude
Anthropic tests user trust with ID and selfie checks for Claude

Anthropic announced identity verification for Claude using government ID and selfie checks, becoming the first major AI chatbot to do so, a move that may prove unpopular with …

Idan Habler
Agentic AI memory attacks spread across sessions and users, and most organizations aren’t ready

In this Help Net Security interview, Idan Habler, AI Security Researcher at Cisco, breaks down a threat most security teams haven’t named yet: agentic memory as an …

malware
Claude Code source leak exploited to spread malware

A source code leak involving Anthropic’s Claude Code tool quickly escalated into a cybersecurity threat, as attackers seized on the exposed files to lure developers into …

AI
AI SOC vendors are selling a future that production deployments haven’t reached yet

Vendors selling AI-powered security operations platforms have built their pitches around a consistent set of promises: autonomous threat investigation, dramatic reductions in …

Anthropic
Anthropic trims action approval loop, lets Claude Code make the call

Auto mode is a new permissions feature in the Claude Code system that allows the AI to make approval decisions on a user’s behalf while safeguards review actions before …

Code
AI coding agents keep repeating decade-old security mistakes

Coding agents are now writing production features on real development teams, and a new report from DryRun Security shows that those agents introduce security vulnerabilities …

malware
Fake Claude Code install pages highlight rise of “InstallFix” attacks

Users looking for Anthropic’s Claude Code agentic AI coding tool are being tricked via fake Claude Code install pages into running malware, Push Security researchers …

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