For a home user, it's easy to manage the Windows Firewall. However, if you have more than 50 devices...
Tag Archive for: firewalls
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How to install the PfSense firewall on a virtual machine

PfSense is a free open-source network firewall and router based on FreeBSD. PfSense is known for its reliability and...
Import Microsoft Defender Firewall rules from an Excel sheet with PowerShell in Windows 10

With my PowerShell script, you can easily import rules from an Excel sheet to the Microsoft Defender Firewall in...
Introduction to Azure Firewall Manager

Azure Firewall is a standalone security service that we use to control network traffic using a set of rules....
Protect SMB with Windows Firewall against attacks

The SMB protocol has repeatedly proven to be a weak point that hackers exploit for their attacks. CVE-2020-0796 is...
Managing the Windows Firewall with PowerShell

It is well known that you can manage the Windows Firewall with the MMC snap-in and the command line...
Improving security with VMware NSX and micro-segmentation

VMware NSX significantly improves security because of its ability to accomplish micro-segmentation. In this post, you will learn why...
Five tips for dealing with Windows 10 telemetry

“Telemetry” is such a lovely term, don’t you think? It’s inoffensive and slightly technical. But in this case, the...
How to configure TMG for SSL Client Certificate Authentication

SSL Client Certificate Authentication allows users authenticate to TMG using smart cards. This post explains how to configure TMG...
Using TMG, one-time passwords and Kerberos Constrained Delegation

Access to corporate resources from external computers requires secure authentication methods. This article explains how to configure One-Time Password...
How to use Kerberos Constrained Delegation with Forefront TMG

This article describes how to configure Active Directory to use Kerberos Constrained Delegation with Forefront TMG.
Secure your Exchange 2010 Server with Forefront TMG – Part 2

This step-by-step guide explains how to install the SSL-certificate, create a web listener, a web farm, and an Exchange...
Secure your Exchange 2010 Server with Forefront TMG – Part 1

In this article, you will learn how to use the advanced features of Forefront TMG to improve security of...
FREE: GFI WebMonitor – Web filtering for ISA Server
Submitted by Edward Lansink - Blog: GFI Tech blog GFI WebMonitor Freeware is a freeware web filtering and web...
Windows 7 multiple active firewall profiles

Windows Firewall was introduced with XP, but only the version for Windows Vista was powerful enough to replace third...
Intelligent Application Gateway 2007 Service Pack 2 available

Microsoft acquired Whale Communications in 2006. Its SLL-based VPN appliance became Intelligent Application Gateway (IAG) 2007. Wikipedia gives a...
Be careful: Service Pack 2 for Windows Server 2003 can make your servers lazy

On Tuesday, Service Pack 2 for Windows Server 2003 will be available thru Automatic Update. I recommend waiting to...
New features of Microsoft ISA Server 2004 SP3

Tom Shinder has a detailed article about the new features of Service Pack 3 for ISA Server 2004, Microsoft's...
Windows Server 2008: Windows Firewall with Advanced Security

Today, I played a little with the new features of Windows Firewall. If you are familiar with the desktop...
Why and when it makes sense to use the outbound filter of Windows Firewall in Vista

Sometime ago there was a debate on 4sysops about the use of outbound filtering for personal firewalls. Some argued...