Zero Hour Sleep
12Nov/102

A fatal error occurred when attempting to access the SSL server credential private key.

I have faced the following error at a client when trying to setup a Forefront TMG 2010 array in a work group environment, however this error is not related to TMG itself so you might encounter it in any setup when your server is using Certificates for server authentication.

When building my Forefront TMG 2010 Array the server designated as configuration storage started logging in the the event log the below error every other minute, I did try to issue another certificate for it and even uninstalled and installed TMG again but nothing did the trick.

Error
A fatal error occurred when attempting to access the SSL server credential private key. The error code returned from the cryptographic module is 0x8009030d. The internal error state is 10001.

The solution to my problem was granting the Network Service Read permission on the certificate and this is how I did it

13Mar/102

ISA/TMG/IAG/UAG what is the difference!

Lot of people are confused about the difference between ISA/TMG/IAG/UAG, so I thought it would be a good idea to share this information hopping it will clear up this confusion.

Microsoft has lately released the “Forefront Threat Management Gateway (TMG)” formerly known by “Internet Security and Acceleration Server (ISA)”.
Microsoft has also released the “Forefront Unified Access Gateway (UAG)” formerly known by “Internet Access Gateway (IAG)”. By the way both products are run on 64bits only

So this means that TMG is the new version of ISA and UAG is the new version of IAG, mmm pretty simple right?

What is the Difference between TMG and UAG?

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