Unified Communications certificate partners
The following table includes the names and websites for the certification authorities that issue Unified Communications SSL certificates for Exchange Server and Skype for Business or Lync Server.
| Certification authority | Website |
|---|---|
| Comodo | http://www.comodo.com/ |
| DigiCert | http://www.digicert.com/unified-communications-ssl-tls.htm |
| GeoTrust | http://www.geotrust.com/ssl/ssl-certificates-san-uc/ |
| GlobalSign | http://www.globalsign.com/ssl/buy-ssl-certificates/unified-communications-ssl/ |
| GoDaddy | https://www.godaddy.com/ssl/ssl-certificates.aspx |
| Thawte | http://www.thawte.com/ssl/san-uc-ssl-certificates/index.html |
If you are a vendor seeking to join the certification program, see How to Join for requirements and available programs.