Microsoft responds to security challenges facing code, AI agents, and models

A set of AI-security and malware developments: Microsoft rolled out AI-focused security capabilities, including MDASH (a multi-model, agentic vulnerability discovery system integrated with Microsoft Defender), new controls for managing AI agents, and model vetting/data protection tools. Researchers demonstrated a proof-of-concept autonomous AI-driven worm that reasons about targets and uses a small on-host LLM to generate attack strategies. McAfee documented the WeedHack MaaS campaign targeting Minecraft users, infecting over 116,000 systems and exposing remote access to screens, webcams, and,