Protecting networks from malware, including Lumma Stealer, with Azure Firewall Premium

Azure Firewall Premium has included protections against Lumma Stealer since 2022, with over 2,700 intrusion detection and prevention (IDPS) signatures specifically designed to identify and block Lumma-related activity. Backed by Microsoft’s global threat intelligence, our firewall telemetry confirms that Azure Firewall is actively intercepting and preventing thousands of Lumma-related…

20/06/2025Azure Infrastructure Blog

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