Install PFX/PKCS#12 in Microsoft Exchange 2007
Global Support Centre > SSL Certificates > AutoCSR > Import your PFX/PKCS#12
Importing a PKCS12/P.12 file (For AutoCSR customers)
i) open mmc, (start>run>mmc) and open the certificates snap in.
ii) Go to "File>Add/Remove Snap-in..." (CTRL+M)
iii) "Add" certificates to the Snap-in
iv) On the wizard, choose "Computer account>Local Computer"
v) Select "local computer account" when prompted
vi) You will then see on the left, certificates, please select the "personal" folder.
vii) Right click the "personal" folder and select all "tasks>Import"
viii) Find the .pfx file you saved previously and import the certificate and private key into the MMC
Start > Programs > Microsoft Exchange Server 2007 > Exchange Management Shell.
Note: It is highly advisable to right click on the shell and run as administrator.
Get-ExchangeCertificate
Note: the command above will show the thumbprint of the GlobalSign certificate to be used at a later step.
Enable-ExchangeCertificate -Thumbprint [paste thumbprint here] -Services "SMTP, IMAP, POP, IIS"

