Internet Access threat intelligence
Microsoft's edit ·
Microsoft's commit message in MicrosoftDocs/entra-docs · commit 02c940a · +2 −2 lines · also on GitHub
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title: How to configure Global Secure Access threat intelligence
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description: Learn how to configure threat intelligence in Microsoft Entra Internet Access.
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ms.topic: how-to
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−ms.date: 05/29/2025
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+ms.date: 04/18/2026
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ms.subservice: entra-internet-access
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---
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- User Datagram Protocol (UDP) traffic (that is, QUIC) isn't supported. Most websites support fallback to Transmission Control Protocol (TCP) when QUIC can't be established. For an improved user experience, you can deploy a Windows Firewall rule that blocks outbound UDP 443:
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```powershell
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−@New-NetFirewallRule -DisplayName "Block QUIC" -Direction Outbound -Action Block -Protocol UDP -RemotePort 443
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+New-NetFirewallRule -DisplayName "Block QUIC" -Direction Outbound -Action Block -Protocol UDP -RemotePort 443
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```
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- (Optional) [Configure Transport Layer Security (TLS) inspection](how-to-transport-layer-security.md) in order for URL indicators to be evaluated against HTTPS traffic.
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