Communications Server 2007: Unified Communications Certificate Partners for Exchange Server and for Communications Server

SUPPORT SOLUTION:
Microsoft works with public X.509 certification authorities
(CAs) to make sure that Microsoft Exchange Server customers can obtain the
certificates that they require in order to use Microsoft Exchange Server
for the Domain Security feature to enable secure client access from the
Internet. Microsoft also works with CAs in order to make sure that
Microsoft Office Communications Server customers can obtain certificates
that they require for Communications Server servers..Many public certification authorities have created
Exchange-specific Web sites that provide relevant documentation about their
service. The documentation that is provided includes steps to complete the
following tasks:
To complete the certificate enrollment processTo deploy the Domain Security featureTo enable secure client access from the InternetThe following table includes the name and the Web site for the
certification authorities that issue Unified Communications Certificates for
Microsoft Exchange and for Communications Server.
Collapse this tableExpand this tableCertification authorityWeb siteEntrusthttp://www.entrust.net/microsoft/
(http://www.entrust.net/microsoft/)
Comodohttp://www.comodo.com/msexchange
(http://www.comodo.com/msexchange)
DigiCerthttp://www.digicert.com/unified-communications-ssl-tls.htm
(http://www.digicert.com/unified-communications-ssl-tls.htm)
GlobalSignhttp://www.globalsign.com/ssl/buy-ssl-certificates/unified-communications-ssl/
(http://www.globalsign.com/ssl/buy-ssl-certificates/unified-communications-ssl/)
Note Public X.509 certification authorities who want to be added to
this list and Exchange customers who want to provide feedback about the
documentation that is provided on the X.509 certification authority Web sites
can contact Microsoft at the following e-mail address: uccertfb@microsoft.com For more information about the SAN attribute and certificates,
visit the following Microsoft Web sites: http://msexchangeteam.com/archive/2007/04/30/438249.aspx
(http://msexchangeteam.com/archive/2007/04/30/438249.aspx)
http://msexchangeteam.com/archive/2007/07/02/445698.aspx
(http://msexchangeteam.com/archive/2007/07/02/445698.aspx)
For more information about how to generate and install a
certificate with SAN entries, visit the following Exchange 2007 Wiki Web site:http://exchangeninjas.com/cascert
(http://exchangeninjas.com/cascert)
Microsoft
provides third-party contact information to help you find technical support.
This contact information may change without notice. Microsoft does not
guarantee the accuracy of this third-party contact information.
.Obtaining Unified Communications certificates for Microsoft Exchange

For more information about how to use the Exchange Management
Shell to create a certificate request file that contains a certificate request
in PKCS#10 format, visit the following Web sites:http://technet.microsoft.com/en-us/library/aa995942.aspx
(http://technet.microsoft.com/en-us/library/aa995942.aspx)
http://technet.microsoft.com/en-us/library/aa998327.aspx
(http://technet.microsoft.com/en-us/library/aa998327.aspx)
.Obtaining Unified Communications certificates for Communications Server

Generate certificate signing requests (CSRs) by using the
Communications Server Certificate Wizard. Note This wizard is available when you install Communications Server. Submit the CSR that you generated to the certification
authority at the Web sites that are mentioned previously in this article.
After you obtain the certificate and you have saved the
certificate file to your computer, use the same Communications Server
Certificate Wizard to install the certificate.For more information about the Communications Server
Certificate Wizard and about how to install certificates for Communications
Server, see the deployment documentation that is available on the
Communications Server Technical Library at the following URL: http://technet.microsoft.com/en-us/library/bb676082.aspx
(http://technet.microsoft.com/en-us/library/bb676082.aspx)
The
third-party products that this article discusses are manufactured by companies
that are independent of Microsoft. Microsoft makes no warranty, implied or
otherwise, about the performance or reliability of these products.
.

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