New Clickfix variant ‘CrashFix’ deploying Python Remote Access Trojan
CrashFix crashes browsers to coerce users into executing commands that deploy a Python RAT, abusing finger.
Defending against advanced tactics
Learn how Microsoft Defender counters the latest cyberattacker techniques—from automated and AI‑powered threats to supply chain and identity‑based attacks. See how customers are using advanced defenses to reduce exposure across their environments.
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Tailored AI insights from Microsoft Security Copilot
Empower your defenders to detect hidden patterns, harden defenses, and respond to incidents faster with generative AI.
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Infostealers without borders: macOS, Python stealers, and platform abuse
How modern infostealers target macOS systems, leverage Python‑based stealers, and abuse trusted platforms and utilities to distribute credential‑stealing payloads. -
From runtime risk to real‑time defense: Securing AI agents
Why securing AI agents at runtime is essential as attackers find new ways to exploit generative orchestration. -
Resurgence of a multi‑stage AiTM phishing and BEC campaign abusing SharePoint
Microsoft Defender Researchers uncovered a multi‑stage AiTM phishing and business email compromise (BEC) campaign targeting multiple organizations in the energy sector.
