Add the Certificate to the AutoStore Server

Copy the certificate to the host machine that is running AutoStore server.
Start the Microsoft Management Console. (On the Start menu, click Run, type mmc.exe, and then click OK.)
Select File > Add/Remove Snap-in.
On the Add or Remove Snap-ins screen, double-click Certificates from the list of Available snap-ins.
On the Certificates snap-in screen, select to manage certificates for Computer account, and then click Next.
On the Select Computer screen, ensure Local computer is selected, and then click Finish to set up the MMC Certificates snap-in to manage the local computer.
Click OK to close the Add or Remove Snap-in screen.
In the left navigation pane of the MMC console, expand Certificates (Local Computer).
Expand the Certificates (Local Computer) folder and right-click Trusted Root Certification Authorities, and select All Tasks > Import.
On the Certificate Import Wizard Welcome screen, click Next,
On the File to Import screen, click the Browse button.
Select and Open the Personal Information Exchange (.pfx) file that was copied to the host machine, and then click Next.
Enter the Password used to generate the certificate on the Business Connect Server, and then click Next.
Ensure the Certificate store is set to Trusted Root Certification Authorities, click Next, and then click Finish.
In the MMC console navigation pane, go to Certificates (Local Computer) > Trusted Root Certification Authorities > Certificates, and confirm that the certificate has been added.