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    Block specific apps’ network access with Windows Defender Firewall (Advanced Security) on Windows 10/11

    Block specific apps’ network access with Windows Defender Firewall (Advanced Security) on Windows 10/11 Difficulty: Intermediate | Time Required: 20 minutes Introduction Blocking an app’s internet access can help protect your privacy, conserve bandwidth, or prevent a troublesome program from...
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    • advanced security outbound rules powershell windows defender firewall
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    • Forum: Windows Tutorials
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    CVE-2025-54109: Windows Defender Firewall Service Privilege Elevation

    CVE-2025-54109 Windows Defender Firewall Service Elevation of Privilege Vulnerability Summary What it is: CVE-2025-54109 is an elevation-of-privilege (EoP) vulnerability described by Microsoft as "Access of resource using incompatible type ('type confusion')" in the Windows Defender Firewall...
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    • cisa advisory cve-2025-54109 defense in depth endpoint security exploit mitigation ioc detection kb updates local privilege escalation mpssvc patch management privilege escalation security update svchost sysmon threat hunting type confusion windows defender firewall windows security windows-defender-firewall
    • Replies: 0
    • Forum: Security Alerts
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    Open Windows Server Firewall Ports Safely: GUI and PowerShell Guide

    If you manage servers, opening a port in the Windows Server firewall is one of those routine tasks that’s trivial to execute but easy to get wrong — and a single misconfiguration can expose services to the public internet. This feature explains the exact, supported ways to open ports in Windows...
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    • gpo group policy inbound rules ipsec least privilege localsubnet network security new-netfirewallrule port rules powershell remoteaddress rule management security best practices testing connectivity urlacl wf.msc wfas windows defender firewall windows server
    • Replies: 0
    • Forum: Windows News
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