GreyNoise has identified a significant escalation in malicious activity targeting Palo Alto Networks GlobalProtect portals. Beginning on 14 November 2025, activity rapidly intensified, culminating in a 40x surge within 24 hours, marking a new 90-day high.
Palo Alto Scanning Surges 40X in 24 Hours, Marking 90-Day High
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November 19, 2025
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