Changing a Certificate Key Type from Signature to Exchange

Switching a certificate from ‘Signature’ to ‘Exchange’, or the reverse, is fairly easy. Just use the certutil utility.

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Changing a CNG Certificate key to Legacy

This can be done with OpenSSL.   This same technique can be used to change Legacy Key Provider types. 

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Beware Of The WINS Demon – The WINS Intervals Are Corrupt In Server 2008 R2, Server 2012, Server 2012 R2,Server 2016 and Server 2019

WINS is old but still in use and required in many environments.  I upgraded a 2003 domain to 2008 R2 recently and discovered something about WINS that is worth knowing if you are installing it on a 2008 R2 or 2012 server.

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Why Does My ActiveSync Phone Keep Asking For My Password?

If your ActiveSync device keeps asking you for your password this could be the reason.

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Of Exchange 2010, Mobile Phones, and the AdminSDHolder or Why Doesn’t My Phone Work Anymore?

I seldom get time to write here but when I see the same issue come up multiple times, I try to get something on-line about it.

In this case it is Exchange 2010 and Active Sync phones.

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