Archive for April, 2009
A Certificate could not be found that can be used with this Extensible Authentication Protocol
Posted by Sheen in Windows Server on April 30, 2009
I got this error today when I tried configuring a RADIUS server on Windows Server 2003. This error occurs when the server that you are trying to configure RADIUS on does not have a computer certificate assigned to it.
If you have IIS installed, requesting a certificate for any website will make this problem go away. If you dont have IIS installed, do the following:
Setting up Split Brain DNS in Windows Server 2003
Posted by Sheen in Windows Server on April 28, 2009
Most organizations have internal and external DNS servers and in many cases, the default internal DNS zone may differ from the externally referenced DNS zone. For example, the internal DNS zone could be called domain.com and the external DNS zone could be called external.domain.com. The internal DNS zone could be active directory integrated and will try to respond to all queries for external.domain.com and queries will fail since there arent any entries for external.domain.com in the internal DNS server.
In such a situation, instead of maintaining both zones internally and externally, it would be better and safer (avoiding human error) to setup a Split Brain DNS server to automatically forward all DNS queries for external.domain.com to the publicly hosted DNS server.
This is how it is done:
Has Conficker woken up? and how can you help your network
They promised an April1 mayhem but nothing happened. Those of us who were really happy should probably be a little less smug now for there is information now that the conficker may have woken upand is getting updates from its masters. It isnt currently known what the contents of the payload being delivered to the variants are.
This is how the worm works:
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