How to Export a Self signed Server Certificate and Import it on a another Server in Windows server 2008 R2

If you are doing to a Cross forest move between two Exchange 2010 Forests

In order to authenticate between Exchange 2010 forests – using a Self Signed Certificate

Will be Exporting the Target Exchange Server Certificate and import it on the Source Exchange Server

Vice Versa

Will be Exporting the source Exchange Server Certificate and import it on the Target Exchange Server

Its Pretty simple

Am Running this on the Source Server

Start – Run – MMC – Click on Add/Remove Snap in

Add Certificates

Choose Computer Account

Choose Local Computer

Click OK

Now being in the Source Exchange Server,

Am Exporting the Certificate from the Certificates Container

Click Next

Choose Next

Now Getting the Source Exchange Server Cert file to the Target Exchange Server

Start – Run – MMC – Click on Add/Remove Snap in

Add Certificates

Choose Computer Account

Choose Local Computer

Right Click on Certificates – All Tasks – Import

Choose the File

Choose Trusted Root Certification

Do the Same Process And Import to Certificates on the Personal Container

Now Source Cert has been Exported and imported to the Target Exchange Server

Now

Do the Same Process vice versa

Export the Target Exchange Cert and imported to the Source Exchange Server

Now Both Exchange 2010 forests can authenticate without any issues , While a cross forest move