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TLDRocket
22 October 2026
AI security stopped being a slow-burn problem today. Chinese state-aligned hackers used stolen ConnectWise cloud backup credentials to reach Microsoft-hosted environments across thousands of companies, with Microsoft saying the attackers hit about 2,250 organizations and hit almost 3,000 attempted sign-ins per minute at peak. ConnectWise paused access to its cloud backup service while responders tried to restore what backups had already helped the attackers view—emails, files, and whatever else was reachable once credentials were in the right place. The timing matters: defenders are now contending with faster, more agent-enabled intrusions, a theme that echoed across the broader churn of AI-assisted vulnerability discovery.
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