MS 365 - Block IP Ranges of VPN Services

Richard Long 321 Reputation points
2022-09-20T17:32:53.98+00:00

I'd like to know if it's possible to dynamically block Azure AD authentication attempts from IP ranges used by services like ExpressVPN. Has anyone tried this before?

Thanks

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Microsoft Defender for Cloud
An Azure service that provides threat protection for workloads running in Azure, on-premises, and in other clouds. Previously known as Azure Security Center and Azure Defender.
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Microsoft Entra ID
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A Microsoft Entra identity service that provides identity management and access control capabilities. Replaces Azure Active Directory.
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