Updated Exchange 2013 Forms Based Authentication Templates for TMG

Posted October 7, 2014

ForefrontTMGExchange2013OWA_FBA

It’s been a year since I created the Exchange 2013 Forms based authentication templates for Forefront TMG. When they were released, only the main login and logout forms were reworked in the Exchange 2013 style, and I received many requests to extend this to other forms, such as the Change Password

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Understanding Hyper-V Dynamic Memory (Dynamic RAM)

Posted August 28, 2014

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Running resource intensive applications on a virtual machine is a great way to ensure they do not consume more compute resource than is necessary, and the same physical machine can be used to run multiple discrete workloads. A great example of this is generating reports in TMG Reporter, Sophos Reporter or WebSpy Vantage. The reporting

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Forefront TMG HTTPS Inspection Issues with SHA256 / CNG Certificates

Posted May 6, 2014

I’d like to share an important issue I discovered recently that many Forefront TMG administrators may be experiencing. The problem affects accessing popular HTTPS websites when the Forefront TMG HTTPS Inspection feature is enabled. As you may know, many public websites were affected by the recent Heartbleed vulnerability. Fortunately, Heartbleed  had

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How to Enable and Disable SSL / TLS Versions on Forefront TMG

Posted May 5, 2014

In my previous article What everyone should know about HTTPS, SSL, TLS and Certificates, I covered the basics of cryptography protocols and I touched lightly on the point that SSL and TLS are generally interchangeable terms referring to the same thing. In this article I will go a little deeper into

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How To Extend Forefront TMG’s Web Protection Services (WPS) After November 30 2012

Posted February 9, 2014

As you probably know, Microsoft stopped selling Forefront TMG as well as its subscription based Web Protection Services in December 2011. Although you can still purchase Forefront TMG through the OEM loophole, there is no way to purchase a new subscription of Web Protection Services. This means that Forefront TMG

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The Ins and Outs of Bi-directional Firewall Rules

Posted November 14, 2013

When I look at firewalls rule sets maintained by other companies, I often notice the same common mistakes. The one is see most often is potentially the worst. I can speculate on a number of reasons how these rules actually get defined and implemented, but it all comes down to

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Forefront TMG Forms Based Authentication Template for Exchange 2013 OWA

Posted October 16, 2013

ForefrontTMGExchange2013OWA_FBA

We’ve created a new mobile friendly Forefront TMG Forms Based Authentication template in the new Exchange 2013 style. Download it here!

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How To Solve “13 The Data Is Invalid” Error in Forefront TMG

Posted October 7, 2013

Last week we had a problem with one of our customers that was trying to access a new web site recently built and hosted at their cloud provider. When running a query in Forefront TMG Logs and Reports view, I found the error below: Failed Connection  Attempt Log type: Web 

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Make The World A Better Place with Fastvue and Microsoft Reputation Services (MRS)

Posted September 18, 2013

Uncle Ben told Peter Parker “With great power comes great responsibility”. With TMG Reporter and Webspy Vantage you gain total visibility of what your users are up to. This allows you to make informed decisions that can be backed up with hard data. One great feature of Forefront TMG is

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How To Recover Forefront TMG From a Corrupt Configuration Database

Posted August 16, 2013

We all know it is good practice to keep regular Forefront TMG configuration backups as they help you recover your deployment quickly and accurately in case of a failure or miss configuration.  There is however a scenario where these backups cannot be restored to bail you out.  When Forefront TMG

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