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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.