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6.5HIGH

Microsoft Defender can now automatically isolate hacked endpoints

📅 26 May 2026 at 12:19 UTC📰 Bleeping ComputerView original source ↗
Microsoft Defender can now automatically isolate hacked endpoints

Microsoft is testing a new Defender for Endpoint capability that will automatically isolate compromised endpoints to thwart attackers' attempts to move laterally across the network. [...]

🤖 AI BriefingAuto-generated threat analysis
🔍Threat Overview

Microsoft is testing a new Defender for Endpoint capability that automatically isolates compromised endpoints to thwart attackers' attempts to move laterally across the network, reducing the risk of further impact on organizations.

⚙️Technical Details
Affected Systems
onboarded end-user workstations managed by Microsoft Defender for Endpoint
Attack Vectors
lateral movement, data exfiltration, ransomware propagation
💥Impact Assessment
Severity: high
Who Is at Risk
organizations with onboarded end-user workstations managed by Microsoft Defender for Endpoint
🛡️Recommended Actions
1Enable automatic attack disruption and device isolation on affected systems
2Regularly review and update endpoint security configurations
3Monitor for suspicious activity and investigate potential compromises promptly
📦Affected Products
Microsoft Defender for Endpoint

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